Home / 6,960.25-10,440.17-2,577.61

Finding the Fourth Proportional to 6,960.25, 10,440.17 and 2,577.61

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Solution

The fourth proportional to 6,960.25, 10,440.17 and 2,577.61 is: 3,866.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,960.25 : 10,440.17 = 2,577.61 : x
  2. Step 2: Convert to fraction form
    6,960.25/10,440.17 = 2,577.61/x
  3. Step 3: Cross multiply
    6,960.25x = 10,440.17 × 2,577.61
  4. Step 4: Simplify right side
    6,960.25x = 26,910,686.59
  5. Step 5: Solve for x
    x = 26,910,686.59/6,960.25
  6. Step 6: Final answer
    x = 3,866.34

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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.