Home / 2,182.44-3,012.25-1,436.47

Finding the Fourth Proportional to 2,182.44, 3,012.25 and 1,436.47

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Solution

The fourth proportional to 2,182.44, 3,012.25 and 1,436.47 is: 1,982.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.44 : 3,012.25 = 1,436.47 : x
  2. Step 2: Convert to fraction form
    2,182.44/3,012.25 = 1,436.47/x
  3. Step 3: Cross multiply
    2,182.44x = 3,012.25 × 1,436.47
  4. Step 4: Simplify right side
    2,182.44x = 4,327,013.06
  5. Step 5: Solve for x
    x = 4,327,013.06/2,182.44
  6. Step 6: Final answer
    x = 1,982.65

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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.