Home / 4,125.13-5,691.80-2,356.39

Finding the Fourth Proportional to 4,125.13, 5,691.80 and 2,356.39

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Solution

The fourth proportional to 4,125.13, 5,691.80 and 2,356.39 is: 3,251.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,125.13 : 5,691.80 = 2,356.39 : x
  2. Step 2: Convert to fraction form
    4,125.13/5,691.80 = 2,356.39/x
  3. Step 3: Cross multiply
    4,125.13x = 5,691.80 × 2,356.39
  4. Step 4: Simplify right side
    4,125.13x = 13,412,113.61
  5. Step 5: Solve for x
    x = 13,412,113.61/4,125.13
  6. Step 6: Final answer
    x = 3,251.32

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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.