Home / 10,481.48-15,722.68-3,462.11

Finding the Fourth Proportional to 10,481.48, 15,722.68 and 3,462.11

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Solution

The fourth proportional to 10,481.48, 15,722.68 and 3,462.11 is: 5,193.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,481.48 : 15,722.68 = 3,462.11 : x
  2. Step 2: Convert to fraction form
    10,481.48/15,722.68 = 3,462.11/x
  3. Step 3: Cross multiply
    10,481.48x = 15,722.68 × 3,462.11
  4. Step 4: Simplify right side
    10,481.48x = 54,433,647.65
  5. Step 5: Solve for x
    x = 54,433,647.65/10,481.48
  6. Step 6: Final answer
    x = 5,193.32

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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.