Home / 2,029.26-2,797.59-1,282.85

Finding the Fourth Proportional to 2,029.26, 2,797.59 and 1,282.85

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Solution

The fourth proportional to 2,029.26, 2,797.59 and 1,282.85 is: 1,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.26 : 2,797.59 = 1,282.85 : x
  2. Step 2: Convert to fraction form
    2,029.26/2,797.59 = 1,282.85/x
  3. Step 3: Cross multiply
    2,029.26x = 2,797.59 × 1,282.85
  4. Step 4: Simplify right side
    2,029.26x = 3,588,874.34
  5. Step 5: Solve for x
    x = 3,588,874.34/2,029.26
  6. Step 6: Final answer
    x = 1,768.56

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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.