Home / 2,408.40-3,323.44-1,346.15

Finding the Fourth Proportional to 2,408.40, 3,323.44 and 1,346.15

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Solution

The fourth proportional to 2,408.40, 3,323.44 and 1,346.15 is: 1,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.40 : 3,323.44 = 1,346.15 : x
  2. Step 2: Convert to fraction form
    2,408.40/3,323.44 = 1,346.15/x
  3. Step 3: Cross multiply
    2,408.40x = 3,323.44 × 1,346.15
  4. Step 4: Simplify right side
    2,408.40x = 4,473,858.75
  5. Step 5: Solve for x
    x = 4,473,858.75/2,408.40
  6. Step 6: Final answer
    x = 1,857.61

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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.