Home / 5,180.75-7,764.18-2,544.23

Finding the Fourth Proportional to 5,180.75, 7,764.18 and 2,544.23

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Solution

The fourth proportional to 5,180.75, 7,764.18 and 2,544.23 is: 3,812.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.75 : 7,764.18 = 2,544.23 : x
  2. Step 2: Convert to fraction form
    5,180.75/7,764.18 = 2,544.23/x
  3. Step 3: Cross multiply
    5,180.75x = 7,764.18 × 2,544.23
  4. Step 4: Simplify right side
    5,180.75x = 19,753,859.68
  5. Step 5: Solve for x
    x = 19,753,859.68/5,180.75
  6. Step 6: Final answer
    x = 3,812.93

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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.