Home / 4,382.91-6,577.10-2,742.66

Finding the Fourth Proportional to 4,382.91, 6,577.10 and 2,742.66

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Solution

The fourth proportional to 4,382.91, 6,577.10 and 2,742.66 is: 4,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382.91 : 6,577.10 = 2,742.66 : x
  2. Step 2: Convert to fraction form
    4,382.91/6,577.10 = 2,742.66/x
  3. Step 3: Cross multiply
    4,382.91x = 6,577.10 × 2,742.66
  4. Step 4: Simplify right side
    4,382.91x = 18,038,745.66
  5. Step 5: Solve for x
    x = 18,038,745.66/4,382.91
  6. Step 6: Final answer
    x = 4,115.70

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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.