Home / 3,343.56-5,015.32-2,613.75

Finding the Fourth Proportional to 3,343.56, 5,015.32 and 2,613.75

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Solution

The fourth proportional to 3,343.56, 5,015.32 and 2,613.75 is: 3,920.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,343.56 : 5,015.32 = 2,613.75 : x
  2. Step 2: Convert to fraction form
    3,343.56/5,015.32 = 2,613.75/x
  3. Step 3: Cross multiply
    3,343.56x = 5,015.32 × 2,613.75
  4. Step 4: Simplify right side
    3,343.56x = 13,108,786.12
  5. Step 5: Solve for x
    x = 13,108,786.12/3,343.56
  6. Step 6: Final answer
    x = 3,920.61

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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.