Home / 5,577.92-7,695.53-3,186.18

Finding the Fourth Proportional to 5,577.92, 7,695.53 and 3,186.18

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Solution

The fourth proportional to 5,577.92, 7,695.53 and 3,186.18 is: 4,395.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.92 : 7,695.53 = 3,186.18 : x
  2. Step 2: Convert to fraction form
    5,577.92/7,695.53 = 3,186.18/x
  3. Step 3: Cross multiply
    5,577.92x = 7,695.53 × 3,186.18
  4. Step 4: Simplify right side
    5,577.92x = 24,519,327.84
  5. Step 5: Solve for x
    x = 24,519,327.84/5,577.92
  6. Step 6: Final answer
    x = 4,395.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.