Home / 3,721.06-5,134.97-2,042.46

Finding the Fourth Proportional to 3,721.06, 5,134.97 and 2,042.46

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Solution

The fourth proportional to 3,721.06, 5,134.97 and 2,042.46 is: 2,818.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721.06 : 5,134.97 = 2,042.46 : x
  2. Step 2: Convert to fraction form
    3,721.06/5,134.97 = 2,042.46/x
  3. Step 3: Cross multiply
    3,721.06x = 5,134.97 × 2,042.46
  4. Step 4: Simplify right side
    3,721.06x = 10,487,960.61
  5. Step 5: Solve for x
    x = 10,487,960.61/3,721.06
  6. Step 6: Final answer
    x = 2,818.54

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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.