Home / 10,084.91-13,917.07-5,608.90

Finding the Fourth Proportional to 10,084.91, 13,917.07 and 5,608.90

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Solution

The fourth proportional to 10,084.91, 13,917.07 and 5,608.90 is: 7,740.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,084.91 : 13,917.07 = 5,608.90 : x
  2. Step 2: Convert to fraction form
    10,084.91/13,917.07 = 5,608.90/x
  3. Step 3: Cross multiply
    10,084.91x = 13,917.07 × 5,608.90
  4. Step 4: Simplify right side
    10,084.91x = 78,059,368.50
  5. Step 5: Solve for x
    x = 78,059,368.50/10,084.91
  6. Step 6: Final answer
    x = 7,740.22

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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.