Home / 2,712.92-3,743.91-1,534.17

Finding the Fourth Proportional to 2,712.92, 3,743.91 and 1,534.17

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Solution

The fourth proportional to 2,712.92, 3,743.91 and 1,534.17 is: 2,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.92 : 3,743.91 = 1,534.17 : x
  2. Step 2: Convert to fraction form
    2,712.92/3,743.91 = 1,534.17/x
  3. Step 3: Cross multiply
    2,712.92x = 3,743.91 × 1,534.17
  4. Step 4: Simplify right side
    2,712.92x = 5,743,786.73
  5. Step 5: Solve for x
    x = 5,743,786.73/2,712.92
  6. Step 6: Final answer
    x = 2,117.20

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1.5x scale

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.