Home / 2,408.63-3,323.97-1,360.70

Finding the Fourth Proportional to 2,408.63, 3,323.97 and 1,360.70

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Solution

The fourth proportional to 2,408.63, 3,323.97 and 1,360.70 is: 1,877.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.63 : 3,323.97 = 1,360.70 : x
  2. Step 2: Convert to fraction form
    2,408.63/3,323.97 = 1,360.70/x
  3. Step 3: Cross multiply
    2,408.63x = 3,323.97 × 1,360.70
  4. Step 4: Simplify right side
    2,408.63x = 4,522,909.36
  5. Step 5: Solve for x
    x = 4,522,909.36/2,408.63
  6. Step 6: Final answer
    x = 1,877.79

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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.