Home / 8,932.20-13,396.67-4,772.04

Finding the Fourth Proportional to 8,932.20, 13,396.67 and 4,772.04

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Solution

The fourth proportional to 8,932.20, 13,396.67 and 4,772.04 is: 7,157.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932.20 : 13,396.67 = 4,772.04 : x
  2. Step 2: Convert to fraction form
    8,932.20/13,396.67 = 4,772.04/x
  3. Step 3: Cross multiply
    8,932.20x = 13,396.67 × 4,772.04
  4. Step 4: Simplify right side
    8,932.20x = 63,929,445.11
  5. Step 5: Solve for x
    x = 63,929,445.11/8,932.20
  6. Step 6: Final answer
    x = 7,157.19

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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.