Home / 3,443.19-4,757.18-2,399.91

Finding the Fourth Proportional to 3,443.19, 4,757.18 and 2,399.91

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Solution

The fourth proportional to 3,443.19, 4,757.18 and 2,399.91 is: 3,315.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.19 : 4,757.18 = 2,399.91 : x
  2. Step 2: Convert to fraction form
    3,443.19/4,757.18 = 2,399.91/x
  3. Step 3: Cross multiply
    3,443.19x = 4,757.18 × 2,399.91
  4. Step 4: Simplify right side
    3,443.19x = 11,416,791.85
  5. Step 5: Solve for x
    x = 11,416,791.85/3,443.19
  6. Step 6: Final answer
    x = 3,315.76

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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.