Home / 3,246.24-4,865.72-1,397.02

Finding the Fourth Proportional to 3,246.24, 4,865.72 and 1,397.02

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Solution

The fourth proportional to 3,246.24, 4,865.72 and 1,397.02 is: 2,093.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246.24 : 4,865.72 = 1,397.02 : x
  2. Step 2: Convert to fraction form
    3,246.24/4,865.72 = 1,397.02/x
  3. Step 3: Cross multiply
    3,246.24x = 4,865.72 × 1,397.02
  4. Step 4: Simplify right side
    3,246.24x = 6,797,508.15
  5. Step 5: Solve for x
    x = 6,797,508.15/3,246.24
  6. Step 6: Final answer
    x = 2,093.96

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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.