Home / 3,713.46-5,125.14-2,221.44

Finding the Fourth Proportional to 3,713.46, 5,125.14 and 2,221.44

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Solution

The fourth proportional to 3,713.46, 5,125.14 and 2,221.44 is: 3,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.46 : 5,125.14 = 2,221.44 : x
  2. Step 2: Convert to fraction form
    3,713.46/5,125.14 = 2,221.44/x
  3. Step 3: Cross multiply
    3,713.46x = 5,125.14 × 2,221.44
  4. Step 4: Simplify right side
    3,713.46x = 11,385,191.00
  5. Step 5: Solve for x
    x = 11,385,191.00/3,713.46
  6. Step 6: Final answer
    x = 3,065.93

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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.