Home / 6,726.40-10,087.20-2,565.32

Finding the Fourth Proportional to 6,726.40, 10,087.20 and 2,565.32

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Solution

The fourth proportional to 6,726.40, 10,087.20 and 2,565.32 is: 3,847.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,726.40 : 10,087.20 = 2,565.32 : x
  2. Step 2: Convert to fraction form
    6,726.40/10,087.20 = 2,565.32/x
  3. Step 3: Cross multiply
    6,726.40x = 10,087.20 × 2,565.32
  4. Step 4: Simplify right side
    6,726.40x = 25,876,895.90
  5. Step 5: Solve for x
    x = 25,876,895.90/6,726.40
  6. Step 6: Final answer
    x = 3,847.06

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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.