Home / 4,456.66-6,143.78-3,126.24

Finding the Fourth Proportional to 4,456.66, 6,143.78 and 3,126.24

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Solution

The fourth proportional to 4,456.66, 6,143.78 and 3,126.24 is: 4,309.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.66 : 6,143.78 = 3,126.24 : x
  2. Step 2: Convert to fraction form
    4,456.66/6,143.78 = 3,126.24/x
  3. Step 3: Cross multiply
    4,456.66x = 6,143.78 × 3,126.24
  4. Step 4: Simplify right side
    4,456.66x = 19,206,930.79
  5. Step 5: Solve for x
    x = 19,206,930.79/4,456.66
  6. Step 6: Final answer
    x = 4,309.71

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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.