Home / 7,449.85-11,170.95-3,941.75

Finding the Fourth Proportional to 7,449.85, 11,170.95 and 3,941.75

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Solution

The fourth proportional to 7,449.85, 11,170.95 and 3,941.75 is: 5,910.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.85 : 11,170.95 = 3,941.75 : x
  2. Step 2: Convert to fraction form
    7,449.85/11,170.95 = 3,941.75/x
  3. Step 3: Cross multiply
    7,449.85x = 11,170.95 × 3,941.75
  4. Step 4: Simplify right side
    7,449.85x = 44,033,092.16
  5. Step 5: Solve for x
    x = 44,033,092.16/7,449.85
  6. Step 6: Final answer
    x = 5,910.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.