Home / 2,976.92-4,108.13-1,650.59

Finding the Fourth Proportional to 2,976.92, 4,108.13 and 1,650.59

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Solution

The fourth proportional to 2,976.92, 4,108.13 and 1,650.59 is: 2,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.92 : 4,108.13 = 1,650.59 : x
  2. Step 2: Convert to fraction form
    2,976.92/4,108.13 = 1,650.59/x
  3. Step 3: Cross multiply
    2,976.92x = 4,108.13 × 1,650.59
  4. Step 4: Simplify right side
    2,976.92x = 6,780,817.76
  5. Step 5: Solve for x
    x = 6,780,817.76/2,976.92
  6. Step 6: Final answer
    x = 2,277.80

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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.