Home / 4,456.78-6,151.03-2,568.64

Finding the Fourth Proportional to 4,456.78, 6,151.03 and 2,568.64

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Solution

The fourth proportional to 4,456.78, 6,151.03 and 2,568.64 is: 3,545.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,456.78 : 6,151.03 = 2,568.64 : x
  2. Step 2: Convert to fraction form
    4,456.78/6,151.03 = 2,568.64/x
  3. Step 3: Cross multiply
    4,456.78x = 6,151.03 × 2,568.64
  4. Step 4: Simplify right side
    4,456.78x = 15,799,797.08
  5. Step 5: Solve for x
    x = 15,799,797.08/4,456.78
  6. Step 6: Final answer
    x = 3,545.11

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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.