Home / 2,408.90-3,324.47-1,360.98

Finding the Fourth Proportional to 2,408.90, 3,324.47 and 1,360.98

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Solution

The fourth proportional to 2,408.90, 3,324.47 and 1,360.98 is: 1,878.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.90 : 3,324.47 = 1,360.98 : x
  2. Step 2: Convert to fraction form
    2,408.90/3,324.47 = 1,360.98/x
  3. Step 3: Cross multiply
    2,408.90x = 3,324.47 × 1,360.98
  4. Step 4: Simplify right side
    2,408.90x = 4,524,530.38
  5. Step 5: Solve for x
    x = 4,524,530.38/2,408.90
  6. Step 6: Final answer
    x = 1,878.26

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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.