Home / 8,861.04-12,229.56-5,325.84

Finding the Fourth Proportional to 8,861.04, 12,229.56 and 5,325.84

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Solution

The fourth proportional to 8,861.04, 12,229.56 and 5,325.84 is: 7,350.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861.04 : 12,229.56 = 5,325.84 : x
  2. Step 2: Convert to fraction form
    8,861.04/12,229.56 = 5,325.84/x
  3. Step 3: Cross multiply
    8,861.04x = 12,229.56 × 5,325.84
  4. Step 4: Simplify right side
    8,861.04x = 65,132,679.83
  5. Step 5: Solve for x
    x = 65,132,679.83/8,861.04
  6. Step 6: Final answer
    x = 7,350.46

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.