Home / 6,408.38-9,613.48-2,708.30

Finding the Fourth Proportional to 6,408.38, 9,613.48 and 2,708.30

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Solution

The fourth proportional to 6,408.38, 9,613.48 and 2,708.30 is: 4,062.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408.38 : 9,613.48 = 2,708.30 : x
  2. Step 2: Convert to fraction form
    6,408.38/9,613.48 = 2,708.30/x
  3. Step 3: Cross multiply
    6,408.38x = 9,613.48 × 2,708.30
  4. Step 4: Simplify right side
    6,408.38x = 26,036,187.88
  5. Step 5: Solve for x
    x = 26,036,187.88/6,408.38
  6. Step 6: Final answer
    x = 4,062.83

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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.