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Finding the Fourth Proportional to 5,368.44, 8,052.42 and 1,472.85

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Solution

The fourth proportional to 5,368.44, 8,052.42 and 1,472.85 is: 2,209.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,368.44 : 8,052.42 = 1,472.85 : x
  2. Step 2: Convert to fraction form
    5,368.44/8,052.42 = 1,472.85/x
  3. Step 3: Cross multiply
    5,368.44x = 8,052.42 × 1,472.85
  4. Step 4: Simplify right side
    5,368.44x = 11,860,006.80
  5. Step 5: Solve for x
    x = 11,860,006.80/5,368.44
  6. Step 6: Final answer
    x = 2,209.21

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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.