Home / 3,382.74-5,074.11-2,220.08

Finding the Fourth Proportional to 3,382.74, 5,074.11 and 2,220.08

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Solution

The fourth proportional to 3,382.74, 5,074.11 and 2,220.08 is: 3,330.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.74 : 5,074.11 = 2,220.08 : x
  2. Step 2: Convert to fraction form
    3,382.74/5,074.11 = 2,220.08/x
  3. Step 3: Cross multiply
    3,382.74x = 5,074.11 × 2,220.08
  4. Step 4: Simplify right side
    3,382.74x = 11,264,904.76
  5. Step 5: Solve for x
    x = 11,264,904.76/3,382.74
  6. Step 6: Final answer
    x = 3,330.11

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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.