Home / 2,976.57-4,107.29-1,650.09

Finding the Fourth Proportional to 2,976.57, 4,107.29 and 1,650.09

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Solution

The fourth proportional to 2,976.57, 4,107.29 and 1,650.09 is: 2,276.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.57 : 4,107.29 = 1,650.09 : x
  2. Step 2: Convert to fraction form
    2,976.57/4,107.29 = 1,650.09/x
  3. Step 3: Cross multiply
    2,976.57x = 4,107.29 × 1,650.09
  4. Step 4: Simplify right side
    2,976.57x = 6,777,389.91
  5. Step 5: Solve for x
    x = 6,777,389.91/2,976.57
  6. Step 6: Final answer
    x = 2,276.91

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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.