Home / 4,143.92-5,719.08-2,375.84

Finding the Fourth Proportional to 4,143.92, 5,719.08 and 2,375.84

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Solution

The fourth proportional to 4,143.92, 5,719.08 and 2,375.84 is: 3,278.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.92 : 5,719.08 = 2,375.84 : x
  2. Step 2: Convert to fraction form
    4,143.92/5,719.08 = 2,375.84/x
  3. Step 3: Cross multiply
    4,143.92x = 5,719.08 × 2,375.84
  4. Step 4: Simplify right side
    4,143.92x = 13,587,619.03
  5. Step 5: Solve for x
    x = 13,587,619.03/4,143.92
  6. Step 6: Final answer
    x = 3,278.93

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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.