Home / 2,181.45-3,267.60-1,717.04

Finding the Fourth Proportional to 2,181.45, 3,267.60 and 1,717.04

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Solution

The fourth proportional to 2,181.45, 3,267.60 and 1,717.04 is: 2,571.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181.45 : 3,267.60 = 1,717.04 : x
  2. Step 2: Convert to fraction form
    2,181.45/3,267.60 = 1,717.04/x
  3. Step 3: Cross multiply
    2,181.45x = 3,267.60 × 1,717.04
  4. Step 4: Simplify right side
    2,181.45x = 5,610,583.57
  5. Step 5: Solve for x
    x = 5,610,583.57/2,181.45
  6. Step 6: Final answer
    x = 2,571.95

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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.