Home / 4,143.56-5,718.17-2,375.16

Finding the Fourth Proportional to 4,143.56, 5,718.17 and 2,375.16

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Solution

The fourth proportional to 4,143.56, 5,718.17 and 2,375.16 is: 3,277.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.56 : 5,718.17 = 2,375.16 : x
  2. Step 2: Convert to fraction form
    4,143.56/5,718.17 = 2,375.16/x
  3. Step 3: Cross multiply
    4,143.56x = 5,718.17 × 2,375.16
  4. Step 4: Simplify right side
    4,143.56x = 13,581,546.47
  5. Step 5: Solve for x
    x = 13,581,546.47/4,143.56
  6. Step 6: Final answer
    x = 3,277.75

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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.