Home / 5,577.12-7,695.14-3,338.15

Finding the Fourth Proportional to 5,577.12, 7,695.14 and 3,338.15

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Solution

The fourth proportional to 5,577.12, 7,695.14 and 3,338.15 is: 4,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.12 : 7,695.14 = 3,338.15 : x
  2. Step 2: Convert to fraction form
    5,577.12/7,695.14 = 3,338.15/x
  3. Step 3: Cross multiply
    5,577.12x = 7,695.14 × 3,338.15
  4. Step 4: Simplify right side
    5,577.12x = 25,687,476.42
  5. Step 5: Solve for x
    x = 25,687,476.42/5,577.12
  6. Step 6: Final answer
    x = 4,605.87

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1.5x scale

Why These Related Problems?

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