Home / 10,097.13-13,926.15-6,561.48

Finding the Fourth Proportional to 10,097.13, 13,926.15 and 6,561.48

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Solution

The fourth proportional to 10,097.13, 13,926.15 and 6,561.48 is: 9,049.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,097.13 : 13,926.15 = 6,561.48 : x
  2. Step 2: Convert to fraction form
    10,097.13/13,926.15 = 6,561.48/x
  3. Step 3: Cross multiply
    10,097.13x = 13,926.15 × 6,561.48
  4. Step 4: Simplify right side
    10,097.13x = 91,376,154.70
  5. Step 5: Solve for x
    x = 91,376,154.70/10,097.13
  6. Step 6: Final answer
    x = 9,049.72

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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.