Home / 3,515.12-4,854.82-2,334.12

Finding the Fourth Proportional to 3,515.12, 4,854.82 and 2,334.12

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Solution

The fourth proportional to 3,515.12, 4,854.82 and 2,334.12 is: 3,223.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.12 : 4,854.82 = 2,334.12 : x
  2. Step 2: Convert to fraction form
    3,515.12/4,854.82 = 2,334.12/x
  3. Step 3: Cross multiply
    3,515.12x = 4,854.82 × 2,334.12
  4. Step 4: Simplify right side
    3,515.12x = 11,331,732.46
  5. Step 5: Solve for x
    x = 11,331,732.46/3,515.12
  6. Step 6: Final answer
    x = 3,223.71

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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.