Home / 11,175.70-16,763.55-4,249.30

Finding the Fourth Proportional to 11,175.70, 16,763.55 and 4,249.30

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Solution

The fourth proportional to 11,175.70, 16,763.55 and 4,249.30 is: 6,373.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,175.70 : 16,763.55 = 4,249.30 : x
  2. Step 2: Convert to fraction form
    11,175.70/16,763.55 = 4,249.30/x
  3. Step 3: Cross multiply
    11,175.70x = 16,763.55 × 4,249.30
  4. Step 4: Simplify right side
    11,175.70x = 71,233,353.02
  5. Step 5: Solve for x
    x = 71,233,353.02/11,175.70
  6. Step 6: Final answer
    x = 6,373.95

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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.