Home / 5,295.11-7,937.19-2,519.78

Finding the Fourth Proportional to 5,295.11, 7,937.19 and 2,519.78

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Solution

The fourth proportional to 5,295.11, 7,937.19 and 2,519.78 is: 3,777.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,295.11 : 7,937.19 = 2,519.78 : x
  2. Step 2: Convert to fraction form
    5,295.11/7,937.19 = 2,519.78/x
  3. Step 3: Cross multiply
    5,295.11x = 7,937.19 × 2,519.78
  4. Step 4: Simplify right side
    5,295.11x = 19,999,932.93
  5. Step 5: Solve for x
    x = 19,999,932.93/5,295.11
  6. Step 6: Final answer
    x = 3,777.06

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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.