Home / 10,652.74-15,976.04-3,257.78

Finding the Fourth Proportional to 10,652.74, 15,976.04 and 3,257.78

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Solution

The fourth proportional to 10,652.74, 15,976.04 and 3,257.78 is: 4,885.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652.74 : 15,976.04 = 3,257.78 : x
  2. Step 2: Convert to fraction form
    10,652.74/15,976.04 = 3,257.78/x
  3. Step 3: Cross multiply
    10,652.74x = 15,976.04 × 3,257.78
  4. Step 4: Simplify right side
    10,652.74x = 52,046,338.66
  5. Step 5: Solve for x
    x = 52,046,338.66/10,652.74
  6. Step 6: Final answer
    x = 4,885.72

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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.