Home / 4,143.68-5,719.08-2,724.88

Finding the Fourth Proportional to 4,143.68, 5,719.08 and 2,724.88

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Solution

The fourth proportional to 4,143.68, 5,719.08 and 2,724.88 is: 3,760.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143.68 : 5,719.08 = 2,724.88 : x
  2. Step 2: Convert to fraction form
    4,143.68/5,719.08 = 2,724.88/x
  3. Step 3: Cross multiply
    4,143.68x = 5,719.08 × 2,724.88
  4. Step 4: Simplify right side
    4,143.68x = 15,583,806.71
  5. Step 5: Solve for x
    x = 15,583,806.71/4,143.68
  6. Step 6: Final answer
    x = 3,760.86

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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.