Home / 10,267.67-15,399.14-2,872.65

Finding the Fourth Proportional to 10,267.67, 15,399.14 and 2,872.65

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Solution

The fourth proportional to 10,267.67, 15,399.14 and 2,872.65 is: 4,308.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267.67 : 15,399.14 = 2,872.65 : x
  2. Step 2: Convert to fraction form
    10,267.67/15,399.14 = 2,872.65/x
  3. Step 3: Cross multiply
    10,267.67x = 15,399.14 × 2,872.65
  4. Step 4: Simplify right side
    10,267.67x = 44,236,346.70
  5. Step 5: Solve for x
    x = 44,236,346.70/10,267.67
  6. Step 6: Final answer
    x = 4,308.32

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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.