Home / 10,483.38-15,725.06-3,557.88

Finding the Fourth Proportional to 10,483.38, 15,725.06 and 3,557.88

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Solution

The fourth proportional to 10,483.38, 15,725.06 and 3,557.88 is: 5,336.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,483.38 : 15,725.06 = 3,557.88 : x
  2. Step 2: Convert to fraction form
    10,483.38/15,725.06 = 3,557.88/x
  3. Step 3: Cross multiply
    10,483.38x = 15,725.06 × 3,557.88
  4. Step 4: Simplify right side
    10,483.38x = 55,947,876.47
  5. Step 5: Solve for x
    x = 55,947,876.47/10,483.38
  6. Step 6: Final answer
    x = 5,336.82

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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.