Home / 4,149.76-5,726.44-2,577.84

Finding the Fourth Proportional to 4,149.76, 5,726.44 and 2,577.84

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Solution

The fourth proportional to 4,149.76, 5,726.44 and 2,577.84 is: 3,557.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.76 : 5,726.44 = 2,577.84 : x
  2. Step 2: Convert to fraction form
    4,149.76/5,726.44 = 2,577.84/x
  3. Step 3: Cross multiply
    4,149.76x = 5,726.44 × 2,577.84
  4. Step 4: Simplify right side
    4,149.76x = 14,761,846.09
  5. Step 5: Solve for x
    x = 14,761,846.09/4,149.76
  6. Step 6: Final answer
    x = 3,557.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.