Home / 7,741.75-11,612.63-2,195.15

Finding the Fourth Proportional to 7,741.75, 11,612.63 and 2,195.15

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Solution

The fourth proportional to 7,741.75, 11,612.63 and 2,195.15 is: 3,292.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,741.75 : 11,612.63 = 2,195.15 : x
  2. Step 2: Convert to fraction form
    7,741.75/11,612.63 = 2,195.15/x
  3. Step 3: Cross multiply
    7,741.75x = 11,612.63 × 2,195.15
  4. Step 4: Simplify right side
    7,741.75x = 25,491,414.82
  5. Step 5: Solve for x
    x = 25,491,414.82/7,741.75
  6. Step 6: Final answer
    x = 3,292.72

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Similar ratio
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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.