Home / 6,961.47-10,440.77-2,577.88

Finding the Fourth Proportional to 6,961.47, 10,440.77 and 2,577.88

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Solution

The fourth proportional to 6,961.47, 10,440.77 and 2,577.88 is: 3,866.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.47 : 10,440.77 = 2,577.88 : x
  2. Step 2: Convert to fraction form
    6,961.47/10,440.77 = 2,577.88/x
  3. Step 3: Cross multiply
    6,961.47x = 10,440.77 × 2,577.88
  4. Step 4: Simplify right side
    6,961.47x = 26,915,052.17
  5. Step 5: Solve for x
    x = 26,915,052.17/6,961.47
  6. Step 6: Final answer
    x = 3,866.29

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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.