Home / 11,025.54-15,215.27-5,989.72

Finding the Fourth Proportional to 11,025.54, 15,215.27 and 5,989.72

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Solution

The fourth proportional to 11,025.54, 15,215.27 and 5,989.72 is: 8,265.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,025.54 : 15,215.27 = 5,989.72 : x
  2. Step 2: Convert to fraction form
    11,025.54/15,215.27 = 5,989.72/x
  3. Step 3: Cross multiply
    11,025.54x = 15,215.27 × 5,989.72
  4. Step 4: Simplify right side
    11,025.54x = 91,135,139.04
  5. Step 5: Solve for x
    x = 91,135,139.04/11,025.54
  6. Step 6: Final answer
    x = 8,265.82

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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.