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Finding the Fourth Proportional to 7,164.59, 10,747.40 and 3,000.41

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Solution

The fourth proportional to 7,164.59, 10,747.40 and 3,000.41 is: 4,500.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164.59 : 10,747.40 = 3,000.41 : x
  2. Step 2: Convert to fraction form
    7,164.59/10,747.40 = 3,000.41/x
  3. Step 3: Cross multiply
    7,164.59x = 10,747.40 × 3,000.41
  4. Step 4: Simplify right side
    7,164.59x = 32,246,606.43
  5. Step 5: Solve for x
    x = 32,246,606.43/7,164.59
  6. Step 6: Final answer
    x = 4,500.83

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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.