Home / 4,254.18-6,382.08-1,331.88

Finding the Fourth Proportional to 4,254.18, 6,382.08 and 1,331.88

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Solution

The fourth proportional to 4,254.18, 6,382.08 and 1,331.88 is: 1,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,254.18 : 6,382.08 = 1,331.88 : x
  2. Step 2: Convert to fraction form
    4,254.18/6,382.08 = 1,331.88/x
  3. Step 3: Cross multiply
    4,254.18x = 6,382.08 × 1,331.88
  4. Step 4: Simplify right side
    4,254.18x = 8,500,164.71
  5. Step 5: Solve for x
    x = 8,500,164.71/4,254.18
  6. Step 6: Final answer
    x = 1,998.07

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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.