Home / 8,222.59-11,347.22-4,445.74

Finding the Fourth Proportional to 8,222.59, 11,347.22 and 4,445.74

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Solution

The fourth proportional to 8,222.59, 11,347.22 and 4,445.74 is: 6,135.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.59 : 11,347.22 = 4,445.74 : x
  2. Step 2: Convert to fraction form
    8,222.59/11,347.22 = 4,445.74/x
  3. Step 3: Cross multiply
    8,222.59x = 11,347.22 × 4,445.74
  4. Step 4: Simplify right side
    8,222.59x = 50,446,789.84
  5. Step 5: Solve for x
    x = 50,446,789.84/8,222.59
  6. Step 6: Final answer
    x = 6,135.15

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Half scale
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Double scale
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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.