Home / 2,408.63-3,324.51-1,361.30

Finding the Fourth Proportional to 2,408.63, 3,324.51 and 1,361.30

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Solution

The fourth proportional to 2,408.63, 3,324.51 and 1,361.30 is: 1,878.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408.63 : 3,324.51 = 1,361.30 : x
  2. Step 2: Convert to fraction form
    2,408.63/3,324.51 = 1,361.30/x
  3. Step 3: Cross multiply
    2,408.63x = 3,324.51 × 1,361.30
  4. Step 4: Simplify right side
    2,408.63x = 4,525,638.84
  5. Step 5: Solve for x
    x = 4,525,638.84/2,408.63
  6. Step 6: Final answer
    x = 1,878.93

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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.