Home / 10,925.52-16,388.28-3,531.08

Finding the Fourth Proportional to 10,925.52, 16,388.28 and 3,531.08

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Solution

The fourth proportional to 10,925.52, 16,388.28 and 3,531.08 is: 5,296.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.52 : 16,388.28 = 3,531.08 : x
  2. Step 2: Convert to fraction form
    10,925.52/16,388.28 = 3,531.08/x
  3. Step 3: Cross multiply
    10,925.52x = 16,388.28 × 3,531.08
  4. Step 4: Simplify right side
    10,925.52x = 57,868,327.74
  5. Step 5: Solve for x
    x = 57,868,327.74/10,925.52
  6. Step 6: Final answer
    x = 5,296.62

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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.