Home / 3,704.08-5,111.76-2,306.56

Finding the Fourth Proportional to 3,704.08, 5,111.76 and 2,306.56

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Solution

The fourth proportional to 3,704.08, 5,111.76 and 2,306.56 is: 3,183.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,704.08 : 5,111.76 = 2,306.56 : x
  2. Step 2: Convert to fraction form
    3,704.08/5,111.76 = 2,306.56/x
  3. Step 3: Cross multiply
    3,704.08x = 5,111.76 × 2,306.56
  4. Step 4: Simplify right side
    3,704.08x = 11,790,581.15
  5. Step 5: Solve for x
    x = 11,790,581.15/3,704.08
  6. Step 6: Final answer
    x = 3,183.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.