Home / 10,327.39-15,480.43-4,084.88

Finding the Fourth Proportional to 10,327.39, 15,480.43 and 4,084.88

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Solution

The fourth proportional to 10,327.39, 15,480.43 and 4,084.88 is: 6,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,327.39 : 15,480.43 = 4,084.88 : x
  2. Step 2: Convert to fraction form
    10,327.39/15,480.43 = 4,084.88/x
  3. Step 3: Cross multiply
    10,327.39x = 15,480.43 × 4,084.88
  4. Step 4: Simplify right side
    10,327.39x = 63,235,611.28
  5. Step 5: Solve for x
    x = 63,235,611.28/10,327.39
  6. Step 6: Final answer
    x = 6,123.10

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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.