Home / 2,044.30-2,821.58-1,299.28

Finding the Fourth Proportional to 2,044.30, 2,821.58 and 1,299.28

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Solution

The fourth proportional to 2,044.30, 2,821.58 and 1,299.28 is: 1,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044.30 : 2,821.58 = 1,299.28 : x
  2. Step 2: Convert to fraction form
    2,044.30/2,821.58 = 1,299.28/x
  3. Step 3: Cross multiply
    2,044.30x = 2,821.58 × 1,299.28
  4. Step 4: Simplify right side
    2,044.30x = 3,666,022.46
  5. Step 5: Solve for x
    x = 3,666,022.46/2,044.30
  6. Step 6: Final answer
    x = 1,793.29

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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.