Home / 2,042.22-2,817.50-1,202.41

Finding the Fourth Proportional to 2,042.22, 2,817.50 and 1,202.41

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Solution

The fourth proportional to 2,042.22, 2,817.50 and 1,202.41 is: 1,658.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.22 : 2,817.50 = 1,202.41 : x
  2. Step 2: Convert to fraction form
    2,042.22/2,817.50 = 1,202.41/x
  3. Step 3: Cross multiply
    2,042.22x = 2,817.50 × 1,202.41
  4. Step 4: Simplify right side
    2,042.22x = 3,387,790.18
  5. Step 5: Solve for x
    x = 3,387,790.18/2,042.22
  6. Step 6: Final answer
    x = 1,658.88

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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.