Home / 4,254.46-6,385.72-2,614.20

Finding the Fourth Proportional to 4,254.46, 6,385.72 and 2,614.20

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Solution

The fourth proportional to 4,254.46, 6,385.72 and 2,614.20 is: 3,923.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.46 : 6,385.72 = 2,614.20 : x
  2. Step 2: Convert to fraction form
    4,254.46/6,385.72 = 2,614.20/x
  3. Step 3: Cross multiply
    4,254.46x = 6,385.72 × 2,614.20
  4. Step 4: Simplify right side
    4,254.46x = 16,693,549.22
  5. Step 5: Solve for x
    x = 16,693,549.22/4,254.46
  6. Step 6: Final answer
    x = 3,923.78

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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.