Home / 3,874.12-5,811.18-2,566.12

Finding the Fourth Proportional to 3,874.12, 5,811.18 and 2,566.12

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Solution

The fourth proportional to 3,874.12, 5,811.18 and 2,566.12 is: 3,849.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874.12 : 5,811.18 = 2,566.12 : x
  2. Step 2: Convert to fraction form
    3,874.12/5,811.18 = 2,566.12/x
  3. Step 3: Cross multiply
    3,874.12x = 5,811.18 × 2,566.12
  4. Step 4: Simplify right side
    3,874.12x = 14,912,185.22
  5. Step 5: Solve for x
    x = 14,912,185.22/3,874.12
  6. Step 6: Final answer
    x = 3,849.18

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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.