Home / 3,515.20-4,855.06-2,334.22

Finding the Fourth Proportional to 3,515.20, 4,855.06 and 2,334.22

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Solution

The fourth proportional to 3,515.20, 4,855.06 and 2,334.22 is: 3,223.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.20 : 4,855.06 = 2,334.22 : x
  2. Step 2: Convert to fraction form
    3,515.20/4,855.06 = 2,334.22/x
  3. Step 3: Cross multiply
    3,515.20x = 4,855.06 × 2,334.22
  4. Step 4: Simplify right side
    3,515.20x = 11,332,778.15
  5. Step 5: Solve for x
    x = 11,332,778.15/3,515.20
  6. Step 6: Final answer
    x = 3,223.94

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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.