Home / 10,249.43-15,374.28-2,853.71

Finding the Fourth Proportional to 10,249.43, 15,374.28 and 2,853.71

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Solution

The fourth proportional to 10,249.43, 15,374.28 and 2,853.71 is: 4,280.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.43 : 15,374.28 = 2,853.71 : x
  2. Step 2: Convert to fraction form
    10,249.43/15,374.28 = 2,853.71/x
  3. Step 3: Cross multiply
    10,249.43x = 15,374.28 × 2,853.71
  4. Step 4: Simplify right side
    10,249.43x = 43,873,736.58
  5. Step 5: Solve for x
    x = 43,873,736.58/10,249.43
  6. Step 6: Final answer
    x = 4,280.60

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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.