Home / 3,641.12-5,461.79-2,849.75

Finding the Fourth Proportional to 3,641.12, 5,461.79 and 2,849.75

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Solution

The fourth proportional to 3,641.12, 5,461.79 and 2,849.75 is: 4,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.12 : 5,461.79 = 2,849.75 : x
  2. Step 2: Convert to fraction form
    3,641.12/5,461.79 = 2,849.75/x
  3. Step 3: Cross multiply
    3,641.12x = 5,461.79 × 2,849.75
  4. Step 4: Simplify right side
    3,641.12x = 15,564,694.49
  5. Step 5: Solve for x
    x = 15,564,694.49/3,641.12
  6. Step 6: Final answer
    x = 4,274.71

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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.