Home / 2,283.44-3,151.18-1,339.88

Finding the Fourth Proportional to 2,283.44, 3,151.18 and 1,339.88

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Solution

The fourth proportional to 2,283.44, 3,151.18 and 1,339.88 is: 1,849.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.44 : 3,151.18 = 1,339.88 : x
  2. Step 2: Convert to fraction form
    2,283.44/3,151.18 = 1,339.88/x
  3. Step 3: Cross multiply
    2,283.44x = 3,151.18 × 1,339.88
  4. Step 4: Simplify right side
    2,283.44x = 4,222,203.06
  5. Step 5: Solve for x
    x = 4,222,203.06/2,283.44
  6. Step 6: Final answer
    x = 1,849.05

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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.