Home / 1,976.10-2,963.84-1,154.76

Finding the Fourth Proportional to 1,976.10, 2,963.84 and 1,154.76

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Solution

The fourth proportional to 1,976.10, 2,963.84 and 1,154.76 is: 1,731.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.10 : 2,963.84 = 1,154.76 : x
  2. Step 2: Convert to fraction form
    1,976.10/2,963.84 = 1,154.76/x
  3. Step 3: Cross multiply
    1,976.10x = 2,963.84 × 1,154.76
  4. Step 4: Simplify right side
    1,976.10x = 3,422,523.88
  5. Step 5: Solve for x
    x = 3,422,523.88/1,976.10
  6. Step 6: Final answer
    x = 1,731.96

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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.