Home / 7,167.91-10,748.62-2,168.35

Finding the Fourth Proportional to 7,167.91, 10,748.62 and 2,168.35

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Solution

The fourth proportional to 7,167.91, 10,748.62 and 2,168.35 is: 3,251.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,167.91 : 10,748.62 = 2,168.35 : x
  2. Step 2: Convert to fraction form
    7,167.91/10,748.62 = 2,168.35/x
  3. Step 3: Cross multiply
    7,167.91x = 10,748.62 × 2,168.35
  4. Step 4: Simplify right side
    7,167.91x = 23,306,783.04
  5. Step 5: Solve for x
    x = 23,306,783.04/7,167.91
  6. Step 6: Final answer
    x = 3,251.55

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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.