Home / 2,958.47-4,081.94-2,003.14

Finding the Fourth Proportional to 2,958.47, 4,081.94 and 2,003.14

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Solution

The fourth proportional to 2,958.47, 4,081.94 and 2,003.14 is: 2,763.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958.47 : 4,081.94 = 2,003.14 : x
  2. Step 2: Convert to fraction form
    2,958.47/4,081.94 = 2,003.14/x
  3. Step 3: Cross multiply
    2,958.47x = 4,081.94 × 2,003.14
  4. Step 4: Simplify right side
    2,958.47x = 8,176,691.07
  5. Step 5: Solve for x
    x = 8,176,691.07/2,958.47
  6. Step 6: Final answer
    x = 2,763.83

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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.