Home / 10,925.38-16,388.25-3,134.19

Finding the Fourth Proportional to 10,925.38, 16,388.25 and 3,134.19

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Solution

The fourth proportional to 10,925.38, 16,388.25 and 3,134.19 is: 4,701.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.38 : 16,388.25 = 3,134.19 : x
  2. Step 2: Convert to fraction form
    10,925.38/16,388.25 = 3,134.19/x
  3. Step 3: Cross multiply
    10,925.38x = 16,388.25 × 3,134.19
  4. Step 4: Simplify right side
    10,925.38x = 51,363,889.27
  5. Step 5: Solve for x
    x = 51,363,889.27/10,925.38
  6. Step 6: Final answer
    x = 4,701.34

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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.