Home / 10,680.11-16,014.92-6,238.89

Finding the Fourth Proportional to 10,680.11, 16,014.92 and 6,238.89

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Solution

The fourth proportional to 10,680.11, 16,014.92 and 6,238.89 is: 9,355.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.11 : 16,014.92 = 6,238.89 : x
  2. Step 2: Convert to fraction form
    10,680.11/16,014.92 = 6,238.89/x
  3. Step 3: Cross multiply
    10,680.11x = 16,014.92 × 6,238.89
  4. Step 4: Simplify right side
    10,680.11x = 99,915,212.97
  5. Step 5: Solve for x
    x = 99,915,212.97/10,680.11
  6. Step 6: Final answer
    x = 9,355.27

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1.5x scale

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.