Home / 4,722.53-7,087.19-3,809.12

Finding the Fourth Proportional to 4,722.53, 7,087.19 and 3,809.12

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Solution

The fourth proportional to 4,722.53, 7,087.19 and 3,809.12 is: 5,716.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,722.53 : 7,087.19 = 3,809.12 : x
  2. Step 2: Convert to fraction form
    4,722.53/7,087.19 = 3,809.12/x
  3. Step 3: Cross multiply
    4,722.53x = 7,087.19 × 3,809.12
  4. Step 4: Simplify right side
    4,722.53x = 26,995,902.69
  5. Step 5: Solve for x
    x = 26,995,902.69/4,722.53
  6. Step 6: Final answer
    x = 5,716.41

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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.