Home / 8,845.38-13,331.64-7,627.50

Finding the Fourth Proportional to 8,845.38, 13,331.64 and 7,627.50

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Solution

The fourth proportional to 8,845.38, 13,331.64 and 7,627.50 is: 11,496.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.38 : 13,331.64 = 7,627.50 : x
  2. Step 2: Convert to fraction form
    8,845.38/13,331.64 = 7,627.50/x
  3. Step 3: Cross multiply
    8,845.38x = 13,331.64 × 7,627.50
  4. Step 4: Simplify right side
    8,845.38x = 101,687,084.10
  5. Step 5: Solve for x
    x = 101,687,084.10/8,845.38
  6. Step 6: Final answer
    x = 11,496.07

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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.