Home / 1,976.46-2,963.11-1,358.34

Finding the Fourth Proportional to 1,976.46, 2,963.11 and 1,358.34

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Solution

The fourth proportional to 1,976.46, 2,963.11 and 1,358.34 is: 2,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,976.46 : 2,963.11 = 1,358.34 : x
  2. Step 2: Convert to fraction form
    1,976.46/2,963.11 = 1,358.34/x
  3. Step 3: Cross multiply
    1,976.46x = 2,963.11 × 1,358.34
  4. Step 4: Simplify right side
    1,976.46x = 4,024,910.84
  5. Step 5: Solve for x
    x = 4,024,910.84/1,976.46
  6. Step 6: Final answer
    x = 2,036.42

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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.