Home / 2,911.04-4,367.28-963.38

Finding the Fourth Proportional to 2,911.04, 4,367.28 and 963.38

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Solution

The fourth proportional to 2,911.04, 4,367.28 and 963.38 is: 1,445.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911.04 : 4,367.28 = 963.38 : x
  2. Step 2: Convert to fraction form
    2,911.04/4,367.28 = 963.38/x
  3. Step 3: Cross multiply
    2,911.04x = 4,367.28 × 963.38
  4. Step 4: Simplify right side
    2,911.04x = 4,207,350.21
  5. Step 5: Solve for x
    x = 4,207,350.21/2,911.04
  6. Step 6: Final answer
    x = 1,445.31

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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.