Home / 2,229.04-3,069.66-2,020.06

Finding the Fourth Proportional to 2,229.04, 3,069.66 and 2,020.06

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Solution

The fourth proportional to 2,229.04, 3,069.66 and 2,020.06 is: 2,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.04 : 3,069.66 = 2,020.06 : x
  2. Step 2: Convert to fraction form
    2,229.04/3,069.66 = 2,020.06/x
  3. Step 3: Cross multiply
    2,229.04x = 3,069.66 × 2,020.06
  4. Step 4: Simplify right side
    2,229.04x = 6,200,897.38
  5. Step 5: Solve for x
    x = 6,200,897.38/2,229.04
  6. Step 6: Final answer
    x = 2,781.87

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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.