Home / 2,257.57-3,392.48-1,162.76

Finding the Fourth Proportional to 2,257.57, 3,392.48 and 1,162.76

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Solution

The fourth proportional to 2,257.57, 3,392.48 and 1,162.76 is: 1,747.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257.57 : 3,392.48 = 1,162.76 : x
  2. Step 2: Convert to fraction form
    2,257.57/3,392.48 = 1,162.76/x
  3. Step 3: Cross multiply
    2,257.57x = 3,392.48 × 1,162.76
  4. Step 4: Simplify right side
    2,257.57x = 3,944,625.99
  5. Step 5: Solve for x
    x = 3,944,625.99/2,257.57
  6. Step 6: Final answer
    x = 1,747.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.