Home / 2,943.28-4,414.92-1,210.96

Finding the Fourth Proportional to 2,943.28, 4,414.92 and 1,210.96

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Solution

The fourth proportional to 2,943.28, 4,414.92 and 1,210.96 is: 1,816.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.28 : 4,414.92 = 1,210.96 : x
  2. Step 2: Convert to fraction form
    2,943.28/4,414.92 = 1,210.96/x
  3. Step 3: Cross multiply
    2,943.28x = 4,414.92 × 1,210.96
  4. Step 4: Simplify right side
    2,943.28x = 5,346,280.49
  5. Step 5: Solve for x
    x = 5,346,280.49/2,943.28
  6. Step 6: Final answer
    x = 1,816.44

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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.