Home / 5,074.92-7,617.18-2,768.04

Finding the Fourth Proportional to 5,074.92, 7,617.18 and 2,768.04

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Solution

The fourth proportional to 5,074.92, 7,617.18 and 2,768.04 is: 4,154.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.92 : 7,617.18 = 2,768.04 : x
  2. Step 2: Convert to fraction form
    5,074.92/7,617.18 = 2,768.04/x
  3. Step 3: Cross multiply
    5,074.92x = 7,617.18 × 2,768.04
  4. Step 4: Simplify right side
    5,074.92x = 21,084,658.93
  5. Step 5: Solve for x
    x = 21,084,658.93/5,074.92
  6. Step 6: Final answer
    x = 4,154.68

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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.