Home / 10,375.07-15,560.24-2,979.47

Finding the Fourth Proportional to 10,375.07, 15,560.24 and 2,979.47

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Solution

The fourth proportional to 10,375.07, 15,560.24 and 2,979.47 is: 4,468.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,375.07 : 15,560.24 = 2,979.47 : x
  2. Step 2: Convert to fraction form
    10,375.07/15,560.24 = 2,979.47/x
  3. Step 3: Cross multiply
    10,375.07x = 15,560.24 × 2,979.47
  4. Step 4: Simplify right side
    10,375.07x = 46,361,253.38
  5. Step 5: Solve for x
    x = 46,361,253.38/10,375.07
  6. Step 6: Final answer
    x = 4,468.52

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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.