Home / 3,732.54-5,150.88-2,220.18

Finding the Fourth Proportional to 3,732.54, 5,150.88 and 2,220.18

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Solution

The fourth proportional to 3,732.54, 5,150.88 and 2,220.18 is: 3,063.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,732.54 : 5,150.88 = 2,220.18 : x
  2. Step 2: Convert to fraction form
    3,732.54/5,150.88 = 2,220.18/x
  3. Step 3: Cross multiply
    3,732.54x = 5,150.88 × 2,220.18
  4. Step 4: Simplify right side
    3,732.54x = 11,435,880.76
  5. Step 5: Solve for x
    x = 11,435,880.76/3,732.54
  6. Step 6: Final answer
    x = 3,063.83

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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.