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Finding the Fourth Proportional to 7,136.60, 10,704.90 and 6,043.10

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Solution

The fourth proportional to 7,136.60, 10,704.90 and 6,043.10 is: 9,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,136.60 : 10,704.90 = 6,043.10 : x
  2. Step 2: Convert to fraction form
    7,136.60/10,704.90 = 6,043.10/x
  3. Step 3: Cross multiply
    7,136.60x = 10,704.90 × 6,043.10
  4. Step 4: Simplify right side
    7,136.60x = 64,690,781.19
  5. Step 5: Solve for x
    x = 64,690,781.19/7,136.60
  6. Step 6: Final answer
    x = 9,064.65

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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.