Home / 2,218.20-3,062.37-1,473.18

Finding the Fourth Proportional to 2,218.20, 3,062.37 and 1,473.18

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Solution

The fourth proportional to 2,218.20, 3,062.37 and 1,473.18 is: 2,033.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218.20 : 3,062.37 = 1,473.18 : x
  2. Step 2: Convert to fraction form
    2,218.20/3,062.37 = 1,473.18/x
  3. Step 3: Cross multiply
    2,218.20x = 3,062.37 × 1,473.18
  4. Step 4: Simplify right side
    2,218.20x = 4,511,422.24
  5. Step 5: Solve for x
    x = 4,511,422.24/2,218.20
  6. Step 6: Final answer
    x = 2,033.82

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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.