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Finding the Fourth Proportional to 8,892.32, 13,338.48 and 2,318.49

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Solution

The fourth proportional to 8,892.32, 13,338.48 and 2,318.49 is: 3,477.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892.32 : 13,338.48 = 2,318.49 : x
  2. Step 2: Convert to fraction form
    8,892.32/13,338.48 = 2,318.49/x
  3. Step 3: Cross multiply
    8,892.32x = 13,338.48 × 2,318.49
  4. Step 4: Simplify right side
    8,892.32x = 30,925,099.15
  5. Step 5: Solve for x
    x = 30,925,099.15/8,892.32
  6. Step 6: Final answer
    x = 3,477.73

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Similar ratio
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1.5x scale

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.