Home / 3,167.11-4,369.55-2,049.47

Finding the Fourth Proportional to 3,167.11, 4,369.55 and 2,049.47

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Solution

The fourth proportional to 3,167.11, 4,369.55 and 2,049.47 is: 2,827.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.11 : 4,369.55 = 2,049.47 : x
  2. Step 2: Convert to fraction form
    3,167.11/4,369.55 = 2,049.47/x
  3. Step 3: Cross multiply
    3,167.11x = 4,369.55 × 2,049.47
  4. Step 4: Simplify right side
    3,167.11x = 8,955,241.07
  5. Step 5: Solve for x
    x = 8,955,241.07/3,167.11
  6. Step 6: Final answer
    x = 2,827.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.