Home / 5,254.08-7,882.40-1,791.52

Finding the Fourth Proportional to 5,254.08, 7,882.40 and 1,791.52

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Solution

The fourth proportional to 5,254.08, 7,882.40 and 1,791.52 is: 2,687.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.08 : 7,882.40 = 1,791.52 : x
  2. Step 2: Convert to fraction form
    5,254.08/7,882.40 = 1,791.52/x
  3. Step 3: Cross multiply
    5,254.08x = 7,882.40 × 1,791.52
  4. Step 4: Simplify right side
    5,254.08x = 14,121,477.25
  5. Step 5: Solve for x
    x = 14,121,477.25/5,254.08
  6. Step 6: Final answer
    x = 2,687.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.