Home / 11,125.98-16,688.97-3,334.79

Finding the Fourth Proportional to 11,125.98, 16,688.97 and 3,334.79

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Solution

The fourth proportional to 11,125.98, 16,688.97 and 3,334.79 is: 5,002.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.98 : 16,688.97 = 3,334.79 : x
  2. Step 2: Convert to fraction form
    11,125.98/16,688.97 = 3,334.79/x
  3. Step 3: Cross multiply
    11,125.98x = 16,688.97 × 3,334.79
  4. Step 4: Simplify right side
    11,125.98x = 55,654,251.99
  5. Step 5: Solve for x
    x = 55,654,251.99/11,125.98
  6. Step 6: Final answer
    x = 5,002.19

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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.