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Finding the Fourth Proportional to 11,000.15, 16,494.15 and 4,759.10

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Solution

The fourth proportional to 11,000.15, 16,494.15 and 4,759.10 is: 7,136.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.15 : 16,494.15 = 4,759.10 : x
  2. Step 2: Convert to fraction form
    11,000.15/16,494.15 = 4,759.10/x
  3. Step 3: Cross multiply
    11,000.15x = 16,494.15 × 4,759.10
  4. Step 4: Simplify right side
    11,000.15x = 78,497,309.27
  5. Step 5: Solve for x
    x = 78,497,309.27/11,000.15
  6. Step 6: Final answer
    x = 7,136.02

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Double scale
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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.