Home / 10,397.49-15,599.68-3,377.72

Finding the Fourth Proportional to 10,397.49, 15,599.68 and 3,377.72

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Solution

The fourth proportional to 10,397.49, 15,599.68 and 3,377.72 is: 5,067.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,397.49 : 15,599.68 = 3,377.72 : x
  2. Step 2: Convert to fraction form
    10,397.49/15,599.68 = 3,377.72/x
  3. Step 3: Cross multiply
    10,397.49x = 15,599.68 × 3,377.72
  4. Step 4: Simplify right side
    10,397.49x = 52,691,381.68
  5. Step 5: Solve for x
    x = 52,691,381.68/10,397.49
  6. Step 6: Final answer
    x = 5,067.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.