Home / 10,098.74-13,936.19-5,622.55

Finding the Fourth Proportional to 10,098.74, 13,936.19 and 5,622.55

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Solution

The fourth proportional to 10,098.74, 13,936.19 and 5,622.55 is: 7,759.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,098.74 : 13,936.19 = 5,622.55 : x
  2. Step 2: Convert to fraction form
    10,098.74/13,936.19 = 5,622.55/x
  3. Step 3: Cross multiply
    10,098.74x = 13,936.19 × 5,622.55
  4. Step 4: Simplify right side
    10,098.74x = 78,356,862.13
  5. Step 5: Solve for x
    x = 78,356,862.13/10,098.74
  6. Step 6: Final answer
    x = 7,759.07

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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.