Home / 4,247.78-5,862-2,568.66

Finding the Fourth Proportional to 4,247.78, 5,862 and 2,568.66

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Solution

The fourth proportional to 4,247.78, 5,862 and 2,568.66 is: 3,544.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.78 : 5,862 = 2,568.66 : x
  2. Step 2: Convert to fraction form
    4,247.78/5,862 = 2,568.66/x
  3. Step 3: Cross multiply
    4,247.78x = 5,862 × 2,568.66
  4. Step 4: Simplify right side
    4,247.78x = 15,057,484.92
  5. Step 5: Solve for x
    x = 15,057,484.92/4,247.78
  6. Step 6: Final answer
    x = 3,544.79

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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.