Home / 10,578.52-15,856.60-3,551.86

Finding the Fourth Proportional to 10,578.52, 15,856.60 and 3,551.86

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Solution

The fourth proportional to 10,578.52, 15,856.60 and 3,551.86 is: 5,324.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,578.52 : 15,856.60 = 3,551.86 : x
  2. Step 2: Convert to fraction form
    10,578.52/15,856.60 = 3,551.86/x
  3. Step 3: Cross multiply
    10,578.52x = 15,856.60 × 3,551.86
  4. Step 4: Simplify right side
    10,578.52x = 56,320,423.28
  5. Step 5: Solve for x
    x = 56,320,423.28/10,578.52
  6. Step 6: Final answer
    x = 5,324.04

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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.