Home / 2,267.24-3,131.78-1,826.80

Finding the Fourth Proportional to 2,267.24, 3,131.78 and 1,826.80

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Solution

The fourth proportional to 2,267.24, 3,131.78 and 1,826.80 is: 2,523.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.24 : 3,131.78 = 1,826.80 : x
  2. Step 2: Convert to fraction form
    2,267.24/3,131.78 = 1,826.80/x
  3. Step 3: Cross multiply
    2,267.24x = 3,131.78 × 1,826.80
  4. Step 4: Simplify right side
    2,267.24x = 5,721,135.70
  5. Step 5: Solve for x
    x = 5,721,135.70/2,267.24
  6. Step 6: Final answer
    x = 2,523.39

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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.