Home / 2,531.82-3,792.51-2,240.08

Finding the Fourth Proportional to 2,531.82, 3,792.51 and 2,240.08

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Solution

The fourth proportional to 2,531.82, 3,792.51 and 2,240.08 is: 3,355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,531.82 : 3,792.51 = 2,240.08 : x
  2. Step 2: Convert to fraction form
    2,531.82/3,792.51 = 2,240.08/x
  3. Step 3: Cross multiply
    2,531.82x = 3,792.51 × 2,240.08
  4. Step 4: Simplify right side
    2,531.82x = 8,495,517.29
  5. Step 5: Solve for x
    x = 8,495,517.29/2,531.82
  6. Step 6: Final answer
    x = 3,355.50

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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.