Home / 11,177.04-16,767.72-4,251

Finding the Fourth Proportional to 11,177.04, 16,767.72 and 4,251

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Solution

The fourth proportional to 11,177.04, 16,767.72 and 4,251 is: 6,377.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,177.04 : 16,767.72 = 4,251 : x
  2. Step 2: Convert to fraction form
    11,177.04/16,767.72 = 4,251/x
  3. Step 3: Cross multiply
    11,177.04x = 16,767.72 × 4,251
  4. Step 4: Simplify right side
    11,177.04x = 71,279,577.72
  5. Step 5: Solve for x
    x = 71,279,577.72/11,177.04
  6. Step 6: Final answer
    x = 6,377.32

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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.