Home / 2,149.29-2,965.85-1,204.95

Finding the Fourth Proportional to 2,149.29, 2,965.85 and 1,204.95

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Solution

The fourth proportional to 2,149.29, 2,965.85 and 1,204.95 is: 1,662.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149.29 : 2,965.85 = 1,204.95 : x
  2. Step 2: Convert to fraction form
    2,149.29/2,965.85 = 1,204.95/x
  3. Step 3: Cross multiply
    2,149.29x = 2,965.85 × 1,204.95
  4. Step 4: Simplify right side
    2,149.29x = 3,573,710.88
  5. Step 5: Solve for x
    x = 3,573,710.88/2,149.29
  6. Step 6: Final answer
    x = 1,662.74

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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.