Home / 2,042.22-2,818.46-1,203.18

Finding the Fourth Proportional to 2,042.22, 2,818.46 and 1,203.18

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Solution

The fourth proportional to 2,042.22, 2,818.46 and 1,203.18 is: 1,660.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042.22 : 2,818.46 = 1,203.18 : x
  2. Step 2: Convert to fraction form
    2,042.22/2,818.46 = 1,203.18/x
  3. Step 3: Cross multiply
    2,042.22x = 2,818.46 × 1,203.18
  4. Step 4: Simplify right side
    2,042.22x = 3,391,114.70
  5. Step 5: Solve for x
    x = 3,391,114.70/2,042.22
  6. Step 6: Final answer
    x = 1,660.50

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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.