Home / 4,229.20-6,348.36-2,382.10

Finding the Fourth Proportional to 4,229.20, 6,348.36 and 2,382.10

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Solution

The fourth proportional to 4,229.20, 6,348.36 and 2,382.10 is: 3,575.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,229.20 : 6,348.36 = 2,382.10 : x
  2. Step 2: Convert to fraction form
    4,229.20/6,348.36 = 2,382.10/x
  3. Step 3: Cross multiply
    4,229.20x = 6,348.36 × 2,382.10
  4. Step 4: Simplify right side
    4,229.20x = 15,122,428.36
  5. Step 5: Solve for x
    x = 15,122,428.36/4,229.20
  6. Step 6: Final answer
    x = 3,575.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.