Home / 3,849.15-5,770.20-1,873.71

Finding the Fourth Proportional to 3,849.15, 5,770.20 and 1,873.71

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Solution

The fourth proportional to 3,849.15, 5,770.20 and 1,873.71 is: 2,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.15 : 5,770.20 = 1,873.71 : x
  2. Step 2: Convert to fraction form
    3,849.15/5,770.20 = 1,873.71/x
  3. Step 3: Cross multiply
    3,849.15x = 5,770.20 × 1,873.71
  4. Step 4: Simplify right side
    3,849.15x = 10,811,681.44
  5. Step 5: Solve for x
    x = 10,811,681.44/3,849.15
  6. Step 6: Final answer
    x = 2,808.85

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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.