Home / 11,177.19-16,765.74-4,251.69

Finding the Fourth Proportional to 11,177.19, 16,765.74 and 4,251.69

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Solution

The fourth proportional to 11,177.19, 16,765.74 and 4,251.69 is: 6,377.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.19 : 16,765.74 = 4,251.69 : x
  2. Step 2: Convert to fraction form
    11,177.19/16,765.74 = 4,251.69/x
  3. Step 3: Cross multiply
    11,177.19x = 16,765.74 × 4,251.69
  4. Step 4: Simplify right side
    11,177.19x = 71,282,729.10
  5. Step 5: Solve for x
    x = 71,282,729.10/11,177.19
  6. Step 6: Final answer
    x = 6,377.52

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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.