Home / 10,098.43-13,935.97-5,561.65

Finding the Fourth Proportional to 10,098.43, 13,935.97 and 5,561.65

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Solution

The fourth proportional to 10,098.43, 13,935.97 and 5,561.65 is: 7,675.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,098.43 : 13,935.97 = 5,561.65 : x
  2. Step 2: Convert to fraction form
    10,098.43/13,935.97 = 5,561.65/x
  3. Step 3: Cross multiply
    10,098.43x = 13,935.97 × 5,561.65
  4. Step 4: Simplify right side
    10,098.43x = 77,506,987.55
  5. Step 5: Solve for x
    x = 77,506,987.55/10,098.43
  6. Step 6: Final answer
    x = 7,675.15

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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.