Home / 7,613.38-11,419.93-2,996.38

Finding the Fourth Proportional to 7,613.38, 11,419.93 and 2,996.38

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Solution

The fourth proportional to 7,613.38, 11,419.93 and 2,996.38 is: 4,494.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,613.38 : 11,419.93 = 2,996.38 : x
  2. Step 2: Convert to fraction form
    7,613.38/11,419.93 = 2,996.38/x
  3. Step 3: Cross multiply
    7,613.38x = 11,419.93 × 2,996.38
  4. Step 4: Simplify right side
    7,613.38x = 34,218,449.85
  5. Step 5: Solve for x
    x = 34,218,449.85/7,613.38
  6. Step 6: Final answer
    x = 4,494.51

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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.