Home / 2,849.11-4,273.12-1,206.81

Finding the Fourth Proportional to 2,849.11, 4,273.12 and 1,206.81

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Solution

The fourth proportional to 2,849.11, 4,273.12 and 1,206.81 is: 1,809.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.11 : 4,273.12 = 1,206.81 : x
  2. Step 2: Convert to fraction form
    2,849.11/4,273.12 = 1,206.81/x
  3. Step 3: Cross multiply
    2,849.11x = 4,273.12 × 1,206.81
  4. Step 4: Simplify right side
    2,849.11x = 5,156,816.55
  5. Step 5: Solve for x
    x = 5,156,816.55/2,849.11
  6. Step 6: Final answer
    x = 1,809.98

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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.