Home / 2,474.24-3,414.48-1,543.28

Finding the Fourth Proportional to 2,474.24, 3,414.48 and 1,543.28

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Solution

The fourth proportional to 2,474.24, 3,414.48 and 1,543.28 is: 2,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.24 : 3,414.48 = 1,543.28 : x
  2. Step 2: Convert to fraction form
    2,474.24/3,414.48 = 1,543.28/x
  3. Step 3: Cross multiply
    2,474.24x = 3,414.48 × 1,543.28
  4. Step 4: Simplify right side
    2,474.24x = 5,269,498.69
  5. Step 5: Solve for x
    x = 5,269,498.69/2,474.24
  6. Step 6: Final answer
    x = 2,129.74

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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.