Home / 8,772.53-13,159.88-3,577.73

Finding the Fourth Proportional to 8,772.53, 13,159.88 and 3,577.73

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Solution

The fourth proportional to 8,772.53, 13,159.88 and 3,577.73 is: 5,367.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.53 : 13,159.88 = 3,577.73 : x
  2. Step 2: Convert to fraction form
    8,772.53/13,159.88 = 3,577.73/x
  3. Step 3: Cross multiply
    8,772.53x = 13,159.88 × 3,577.73
  4. Step 4: Simplify right side
    8,772.53x = 47,082,479.58
  5. Step 5: Solve for x
    x = 47,082,479.58/8,772.53
  6. Step 6: Final answer
    x = 5,367.04

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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.