Home / 2,385.43-3,294.68-1,908.54

Finding the Fourth Proportional to 2,385.43, 3,294.68 and 1,908.54

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Solution

The fourth proportional to 2,385.43, 3,294.68 and 1,908.54 is: 2,636.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.43 : 3,294.68 = 1,908.54 : x
  2. Step 2: Convert to fraction form
    2,385.43/3,294.68 = 1,908.54/x
  3. Step 3: Cross multiply
    2,385.43x = 3,294.68 × 1,908.54
  4. Step 4: Simplify right side
    2,385.43x = 6,288,028.57
  5. Step 5: Solve for x
    x = 6,288,028.57/2,385.43
  6. Step 6: Final answer
    x = 2,636.01

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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.