Home / 5,716.62-8,579.79-4,077.18

Finding the Fourth Proportional to 5,716.62, 8,579.79 and 4,077.18

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Solution

The fourth proportional to 5,716.62, 8,579.79 and 4,077.18 is: 6,119.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,716.62 : 8,579.79 = 4,077.18 : x
  2. Step 2: Convert to fraction form
    5,716.62/8,579.79 = 4,077.18/x
  3. Step 3: Cross multiply
    5,716.62x = 8,579.79 × 4,077.18
  4. Step 4: Simplify right side
    5,716.62x = 34,981,348.19
  5. Step 5: Solve for x
    x = 34,981,348.19/5,716.62
  6. Step 6: Final answer
    x = 6,119.24

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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.