Home / 11,177.64-16,769.05-3,279.83

Finding the Fourth Proportional to 11,177.64, 16,769.05 and 3,279.83

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Solution

The fourth proportional to 11,177.64, 16,769.05 and 3,279.83 is: 4,920.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.64 : 16,769.05 = 3,279.83 : x
  2. Step 2: Convert to fraction form
    11,177.64/16,769.05 = 3,279.83/x
  3. Step 3: Cross multiply
    11,177.64x = 16,769.05 × 3,279.83
  4. Step 4: Simplify right side
    11,177.64x = 54,999,633.26
  5. Step 5: Solve for x
    x = 54,999,633.26/11,177.64
  6. Step 6: Final answer
    x = 4,920.50

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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.