Home / 5,034.91-6,948.80-2,939.71

Finding the Fourth Proportional to 5,034.91, 6,948.80 and 2,939.71

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Solution

The fourth proportional to 5,034.91, 6,948.80 and 2,939.71 is: 4,057.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,034.91 : 6,948.80 = 2,939.71 : x
  2. Step 2: Convert to fraction form
    5,034.91/6,948.80 = 2,939.71/x
  3. Step 3: Cross multiply
    5,034.91x = 6,948.80 × 2,939.71
  4. Step 4: Simplify right side
    5,034.91x = 20,427,456.85
  5. Step 5: Solve for x
    x = 20,427,456.85/5,034.91
  6. Step 6: Final answer
    x = 4,057.16

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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.