Home / 6,775.38-10,161.45-2,613.87

Finding the Fourth Proportional to 6,775.38, 10,161.45 and 2,613.87

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Solution

The fourth proportional to 6,775.38, 10,161.45 and 2,613.87 is: 3,920.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.38 : 10,161.45 = 2,613.87 : x
  2. Step 2: Convert to fraction form
    6,775.38/10,161.45 = 2,613.87/x
  3. Step 3: Cross multiply
    6,775.38x = 10,161.45 × 2,613.87
  4. Step 4: Simplify right side
    6,775.38x = 26,560,709.31
  5. Step 5: Solve for x
    x = 26,560,709.31/6,775.38
  6. Step 6: Final answer
    x = 3,920.18

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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.