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Finding the Fourth Proportional to 7,633.01, 11,508.38 and 7,585.63

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Solution

The fourth proportional to 7,633.01, 11,508.38 and 7,585.63 is: 11,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,633.01 : 11,508.38 = 7,585.63 : x
  2. Step 2: Convert to fraction form
    7,633.01/11,508.38 = 7,585.63/x
  3. Step 3: Cross multiply
    7,633.01x = 11,508.38 × 7,585.63
  4. Step 4: Simplify right side
    7,633.01x = 87,298,255.04
  5. Step 5: Solve for x
    x = 87,298,255.04/7,633.01
  6. Step 6: Final answer
    x = 11,436.94

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Half scale
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Double scale
Find fourth proportional to 7,634.01, 11,509.89 and 7,586.63
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.