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Finding the Fourth Proportional to 5,334.68, 8,000.40 and 2,737.28

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Solution

The fourth proportional to 5,334.68, 8,000.40 and 2,737.28 is: 4,105.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,334.68 : 8,000.40 = 2,737.28 : x
  2. Step 2: Convert to fraction form
    5,334.68/8,000.40 = 2,737.28/x
  3. Step 3: Cross multiply
    5,334.68x = 8,000.40 × 2,737.28
  4. Step 4: Simplify right side
    5,334.68x = 21,899,334.91
  5. Step 5: Solve for x
    x = 21,899,334.91/5,334.68
  6. Step 6: Final answer
    x = 4,105.09

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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.