Home / 2,531.11-3,794.40-1,361.74

Finding the Fourth Proportional to 2,531.11, 3,794.40 and 1,361.74

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Solution

The fourth proportional to 2,531.11, 3,794.40 and 1,361.74 is: 2,041.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.11 : 3,794.40 = 1,361.74 : x
  2. Step 2: Convert to fraction form
    2,531.11/3,794.40 = 1,361.74/x
  3. Step 3: Cross multiply
    2,531.11x = 3,794.40 × 1,361.74
  4. Step 4: Simplify right side
    2,531.11x = 5,166,967.28
  5. Step 5: Solve for x
    x = 5,166,967.28/2,531.11
  6. Step 6: Final answer
    x = 2,041.39

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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.