Home / 4,739.72-7,122.18-2,550.04

Finding the Fourth Proportional to 4,739.72, 7,122.18 and 2,550.04

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Solution

The fourth proportional to 4,739.72, 7,122.18 and 2,550.04 is: 3,831.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,739.72 : 7,122.18 = 2,550.04 : x
  2. Step 2: Convert to fraction form
    4,739.72/7,122.18 = 2,550.04/x
  3. Step 3: Cross multiply
    4,739.72x = 7,122.18 × 2,550.04
  4. Step 4: Simplify right side
    4,739.72x = 18,161,843.89
  5. Step 5: Solve for x
    x = 18,161,843.89/4,739.72
  6. Step 6: Final answer
    x = 3,831.84

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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.