Home / 2,107.48-2,908.38-1,176.04

Finding the Fourth Proportional to 2,107.48, 2,908.38 and 1,176.04

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Solution

The fourth proportional to 2,107.48, 2,908.38 and 1,176.04 is: 1,622.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107.48 : 2,908.38 = 1,176.04 : x
  2. Step 2: Convert to fraction form
    2,107.48/2,908.38 = 1,176.04/x
  3. Step 3: Cross multiply
    2,107.48x = 2,908.38 × 1,176.04
  4. Step 4: Simplify right side
    2,107.48x = 3,420,371.22
  5. Step 5: Solve for x
    x = 3,420,371.22/2,107.48
  6. Step 6: Final answer
    x = 1,622.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.