Home / 4,143.13-5,717.45-2,254.73

Finding the Fourth Proportional to 4,143.13, 5,717.45 and 2,254.73

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Solution

The fourth proportional to 4,143.13, 5,717.45 and 2,254.73 is: 3,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.13 : 5,717.45 = 2,254.73 : x
  2. Step 2: Convert to fraction form
    4,143.13/5,717.45 = 2,254.73/x
  3. Step 3: Cross multiply
    4,143.13x = 5,717.45 × 2,254.73
  4. Step 4: Simplify right side
    4,143.13x = 12,891,306.04
  5. Step 5: Solve for x
    x = 12,891,306.04/4,143.13
  6. Step 6: Final answer
    x = 3,111.49

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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.