Home / 10,435.62-15,650.19-3,508.50

Finding the Fourth Proportional to 10,435.62, 15,650.19 and 3,508.50

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Solution

The fourth proportional to 10,435.62, 15,650.19 and 3,508.50 is: 5,261.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435.62 : 15,650.19 = 3,508.50 : x
  2. Step 2: Convert to fraction form
    10,435.62/15,650.19 = 3,508.50/x
  3. Step 3: Cross multiply
    10,435.62x = 15,650.19 × 3,508.50
  4. Step 4: Simplify right side
    10,435.62x = 54,908,691.62
  5. Step 5: Solve for x
    x = 54,908,691.62/10,435.62
  6. Step 6: Final answer
    x = 5,261.66

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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.