Home / 2,408.23-3,612.80-1,237.73

Finding the Fourth Proportional to 2,408.23, 3,612.80 and 1,237.73

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Solution

The fourth proportional to 2,408.23, 3,612.80 and 1,237.73 is: 1,856.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.23 : 3,612.80 = 1,237.73 : x
  2. Step 2: Convert to fraction form
    2,408.23/3,612.80 = 1,237.73/x
  3. Step 3: Cross multiply
    2,408.23x = 3,612.80 × 1,237.73
  4. Step 4: Simplify right side
    2,408.23x = 4,471,670.94
  5. Step 5: Solve for x
    x = 4,471,670.94/2,408.23
  6. Step 6: Final answer
    x = 1,856.83

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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.