Home / 4,247.28-5,862.36-2,384.88

Finding the Fourth Proportional to 4,247.28, 5,862.36 and 2,384.88

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Solution

The fourth proportional to 4,247.28, 5,862.36 and 2,384.88 is: 3,291.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.28 : 5,862.36 = 2,384.88 : x
  2. Step 2: Convert to fraction form
    4,247.28/5,862.36 = 2,384.88/x
  3. Step 3: Cross multiply
    4,247.28x = 5,862.36 × 2,384.88
  4. Step 4: Simplify right side
    4,247.28x = 13,981,025.12
  5. Step 5: Solve for x
    x = 13,981,025.12/4,247.28
  6. Step 6: Final answer
    x = 3,291.76

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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.