Home / 2,731.48-4,117.21-2,497.75

Finding the Fourth Proportional to 2,731.48, 4,117.21 and 2,497.75

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Solution

The fourth proportional to 2,731.48, 4,117.21 and 2,497.75 is: 3,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,731.48 : 4,117.21 = 2,497.75 : x
  2. Step 2: Convert to fraction form
    2,731.48/4,117.21 = 2,497.75/x
  3. Step 3: Cross multiply
    2,731.48x = 4,117.21 × 2,497.75
  4. Step 4: Simplify right side
    2,731.48x = 10,283,761.28
  5. Step 5: Solve for x
    x = 10,283,761.28/2,731.48
  6. Step 6: Final answer
    x = 3,764.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.