Home / 3,961.20-5,466.60-2,632.62

Finding the Fourth Proportional to 3,961.20, 5,466.60 and 2,632.62

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Solution

The fourth proportional to 3,961.20, 5,466.60 and 2,632.62 is: 3,633.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.20 : 5,466.60 = 2,632.62 : x
  2. Step 2: Convert to fraction form
    3,961.20/5,466.60 = 2,632.62/x
  3. Step 3: Cross multiply
    3,961.20x = 5,466.60 × 2,632.62
  4. Step 4: Simplify right side
    3,961.20x = 14,391,480.49
  5. Step 5: Solve for x
    x = 14,391,480.49/3,961.20
  6. Step 6: Final answer
    x = 3,633.11

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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.