Home / 11,209.72-16,799.19-5,666.77

Finding the Fourth Proportional to 11,209.72, 16,799.19 and 5,666.77

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Solution

The fourth proportional to 11,209.72, 16,799.19 and 5,666.77 is: 8,492.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,209.72 : 16,799.19 = 5,666.77 : x
  2. Step 2: Convert to fraction form
    11,209.72/16,799.19 = 5,666.77/x
  3. Step 3: Cross multiply
    11,209.72x = 16,799.19 × 5,666.77
  4. Step 4: Simplify right side
    11,209.72x = 95,197,145.92
  5. Step 5: Solve for x
    x = 95,197,145.92/11,209.72
  6. Step 6: Final answer
    x = 8,492.38

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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.