Home / 11,088.24-16,636.68-5,249.76

Finding the Fourth Proportional to 11,088.24, 16,636.68 and 5,249.76

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Solution

The fourth proportional to 11,088.24, 16,636.68 and 5,249.76 is: 7,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088.24 : 16,636.68 = 5,249.76 : x
  2. Step 2: Convert to fraction form
    11,088.24/16,636.68 = 5,249.76/x
  3. Step 3: Cross multiply
    11,088.24x = 16,636.68 × 5,249.76
  4. Step 4: Simplify right side
    11,088.24x = 87,338,577.20
  5. Step 5: Solve for x
    x = 87,338,577.20/11,088.24
  6. Step 6: Final answer
    x = 7,876.69

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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.