Home / 5,577.12-8,367.30-2,657.88

Finding the Fourth Proportional to 5,577.12, 8,367.30 and 2,657.88

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Solution

The fourth proportional to 5,577.12, 8,367.30 and 2,657.88 is: 3,987.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.12 : 8,367.30 = 2,657.88 : x
  2. Step 2: Convert to fraction form
    5,577.12/8,367.30 = 2,657.88/x
  3. Step 3: Cross multiply
    5,577.12x = 8,367.30 × 2,657.88
  4. Step 4: Simplify right side
    5,577.12x = 22,239,279.32
  5. Step 5: Solve for x
    x = 22,239,279.32/5,577.12
  6. Step 6: Final answer
    x = 3,987.59

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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.