Home / 3,910.35-5,396.73-2,232.18

Finding the Fourth Proportional to 3,910.35, 5,396.73 and 2,232.18

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Solution

The fourth proportional to 3,910.35, 5,396.73 and 2,232.18 is: 3,080.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,910.35 : 5,396.73 = 2,232.18 : x
  2. Step 2: Convert to fraction form
    3,910.35/5,396.73 = 2,232.18/x
  3. Step 3: Cross multiply
    3,910.35x = 5,396.73 × 2,232.18
  4. Step 4: Simplify right side
    3,910.35x = 12,046,472.77
  5. Step 5: Solve for x
    x = 12,046,472.77/3,910.35
  6. Step 6: Final answer
    x = 3,080.66

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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.