Home / 3,114.93-4,672.89-1,167.28

Finding the Fourth Proportional to 3,114.93, 4,672.89 and 1,167.28

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Solution

The fourth proportional to 3,114.93, 4,672.89 and 1,167.28 is: 1,751.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.93 : 4,672.89 = 1,167.28 : x
  2. Step 2: Convert to fraction form
    3,114.93/4,672.89 = 1,167.28/x
  3. Step 3: Cross multiply
    3,114.93x = 4,672.89 × 1,167.28
  4. Step 4: Simplify right side
    3,114.93x = 5,454,571.04
  5. Step 5: Solve for x
    x = 5,454,571.04/3,114.93
  6. Step 6: Final answer
    x = 1,751.11

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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.