Home / 11,260.32-15,535.44-6,540.72

Finding the Fourth Proportional to 11,260.32, 15,535.44 and 6,540.72

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Solution

The fourth proportional to 11,260.32, 15,535.44 and 6,540.72 is: 9,023.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.32 : 15,535.44 = 6,540.72 : x
  2. Step 2: Convert to fraction form
    11,260.32/15,535.44 = 6,540.72/x
  3. Step 3: Cross multiply
    11,260.32x = 15,535.44 × 6,540.72
  4. Step 4: Simplify right side
    11,260.32x = 101,612,963.12
  5. Step 5: Solve for x
    x = 101,612,963.12/11,260.32
  6. Step 6: Final answer
    x = 9,023.99

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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.