Home / 3,759.21-5,189.13-2,433.24

Finding the Fourth Proportional to 3,759.21, 5,189.13 and 2,433.24

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Solution

The fourth proportional to 3,759.21, 5,189.13 and 2,433.24 is: 3,358.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,759.21 : 5,189.13 = 2,433.24 : x
  2. Step 2: Convert to fraction form
    3,759.21/5,189.13 = 2,433.24/x
  3. Step 3: Cross multiply
    3,759.21x = 5,189.13 × 2,433.24
  4. Step 4: Simplify right side
    3,759.21x = 12,626,398.68
  5. Step 5: Solve for x
    x = 12,626,398.68/3,759.21
  6. Step 6: Final answer
    x = 3,358.79

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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.