Home / 2,043.92-2,819.77-1,423.28

Finding the Fourth Proportional to 2,043.92, 2,819.77 and 1,423.28

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Solution

The fourth proportional to 2,043.92, 2,819.77 and 1,423.28 is: 1,963.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.92 : 2,819.77 = 1,423.28 : x
  2. Step 2: Convert to fraction form
    2,043.92/2,819.77 = 1,423.28/x
  3. Step 3: Cross multiply
    2,043.92x = 2,819.77 × 1,423.28
  4. Step 4: Simplify right side
    2,043.92x = 4,013,304.59
  5. Step 5: Solve for x
    x = 4,013,304.59/2,043.92
  6. Step 6: Final answer
    x = 1,963.54

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1.5x scale

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.