Home / 4,169.30-6,253.74-1,397.88

Finding the Fourth Proportional to 4,169.30, 6,253.74 and 1,397.88

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Solution

The fourth proportional to 4,169.30, 6,253.74 and 1,397.88 is: 2,096.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.30 : 6,253.74 = 1,397.88 : x
  2. Step 2: Convert to fraction form
    4,169.30/6,253.74 = 1,397.88/x
  3. Step 3: Cross multiply
    4,169.30x = 6,253.74 × 1,397.88
  4. Step 4: Simplify right side
    4,169.30x = 8,741,978.07
  5. Step 5: Solve for x
    x = 8,741,978.07/4,169.30
  6. Step 6: Final answer
    x = 2,096.75

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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.