Home / 10,994.55-16,482.11-5,149.59

Finding the Fourth Proportional to 10,994.55, 16,482.11 and 5,149.59

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Solution

The fourth proportional to 10,994.55, 16,482.11 and 5,149.59 is: 7,719.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,994.55 : 16,482.11 = 5,149.59 : x
  2. Step 2: Convert to fraction form
    10,994.55/16,482.11 = 5,149.59/x
  3. Step 3: Cross multiply
    10,994.55x = 16,482.11 × 5,149.59
  4. Step 4: Simplify right side
    10,994.55x = 84,876,083.09
  5. Step 5: Solve for x
    x = 84,876,083.09/10,994.55
  6. Step 6: Final answer
    x = 7,719.83

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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.