Home / 10,799.80-16,199.67-3,404.90

Finding the Fourth Proportional to 10,799.80, 16,199.67 and 3,404.90

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Solution

The fourth proportional to 10,799.80, 16,199.67 and 3,404.90 is: 5,107.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,799.80 : 16,199.67 = 3,404.90 : x
  2. Step 2: Convert to fraction form
    10,799.80/16,199.67 = 3,404.90/x
  3. Step 3: Cross multiply
    10,799.80x = 16,199.67 × 3,404.90
  4. Step 4: Simplify right side
    10,799.80x = 55,158,256.38
  5. Step 5: Solve for x
    x = 55,158,256.38/10,799.80
  6. Step 6: Final answer
    x = 5,107.34

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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.