Home / 7,150.10-10,724.49-2,469.68

Finding the Fourth Proportional to 7,150.10, 10,724.49 and 2,469.68

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Solution

The fourth proportional to 7,150.10, 10,724.49 and 2,469.68 is: 3,704.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.10 : 10,724.49 = 2,469.68 : x
  2. Step 2: Convert to fraction form
    7,150.10/10,724.49 = 2,469.68/x
  3. Step 3: Cross multiply
    7,150.10x = 10,724.49 × 2,469.68
  4. Step 4: Simplify right side
    7,150.10x = 26,486,058.46
  5. Step 5: Solve for x
    x = 26,486,058.46/7,150.10
  6. Step 6: Final answer
    x = 3,704.29

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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.