Home / 5,454.11-7,525.77-5,177.36

Finding the Fourth Proportional to 5,454.11, 7,525.77 and 5,177.36

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Solution

The fourth proportional to 5,454.11, 7,525.77 and 5,177.36 is: 7,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.11 : 7,525.77 = 5,177.36 : x
  2. Step 2: Convert to fraction form
    5,454.11/7,525.77 = 5,177.36/x
  3. Step 3: Cross multiply
    5,454.11x = 7,525.77 × 5,177.36
  4. Step 4: Simplify right side
    5,454.11x = 38,963,620.57
  5. Step 5: Solve for x
    x = 38,963,620.57/5,454.11
  6. Step 6: Final answer
    x = 7,143.90

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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.