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Finding the Fourth Proportional to 8,446.68, 11,654.82 and 5,466.24

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Solution

The fourth proportional to 8,446.68, 11,654.82 and 5,466.24 is: 7,542.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,446.68 : 11,654.82 = 5,466.24 : x
  2. Step 2: Convert to fraction form
    8,446.68/11,654.82 = 5,466.24/x
  3. Step 3: Cross multiply
    8,446.68x = 11,654.82 × 5,466.24
  4. Step 4: Simplify right side
    8,446.68x = 63,708,043.28
  5. Step 5: Solve for x
    x = 63,708,043.28/8,446.68
  6. Step 6: Final answer
    x = 7,542.38

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Find fourth proportional to 4,223.34, 5,827.41 and 2,733.12
Half scale
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Double scale
Find fourth proportional to 8,447.68, 11,656.20 and 5,467.24
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.