Home / 3,079.91-4,618.17-1,516.48

Finding the Fourth Proportional to 3,079.91, 4,618.17 and 1,516.48

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Solution

The fourth proportional to 3,079.91, 4,618.17 and 1,516.48 is: 2,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.91 : 4,618.17 = 1,516.48 : x
  2. Step 2: Convert to fraction form
    3,079.91/4,618.17 = 1,516.48/x
  3. Step 3: Cross multiply
    3,079.91x = 4,618.17 × 1,516.48
  4. Step 4: Simplify right side
    3,079.91x = 7,003,350.90
  5. Step 5: Solve for x
    x = 7,003,350.90/3,079.91
  6. Step 6: Final answer
    x = 2,273.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.