Home / 4,493.68-6,739.92-1,207.04

Finding the Fourth Proportional to 4,493.68, 6,739.92 and 1,207.04

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Solution

The fourth proportional to 4,493.68, 6,739.92 and 1,207.04 is: 1,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,493.68 : 6,739.92 = 1,207.04 : x
  2. Step 2: Convert to fraction form
    4,493.68/6,739.92 = 1,207.04/x
  3. Step 3: Cross multiply
    4,493.68x = 6,739.92 × 1,207.04
  4. Step 4: Simplify right side
    4,493.68x = 8,135,353.04
  5. Step 5: Solve for x
    x = 8,135,353.04/4,493.68
  6. Step 6: Final answer
    x = 1,810.40

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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.