Home / 1,717.22-2,571.69-1,099.04

Finding the Fourth Proportional to 1,717.22, 2,571.69 and 1,099.04

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Solution

The fourth proportional to 1,717.22, 2,571.69 and 1,099.04 is: 1,645.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.22 : 2,571.69 = 1,099.04 : x
  2. Step 2: Convert to fraction form
    1,717.22/2,571.69 = 1,099.04/x
  3. Step 3: Cross multiply
    1,717.22x = 2,571.69 × 1,099.04
  4. Step 4: Simplify right side
    1,717.22x = 2,826,390.18
  5. Step 5: Solve for x
    x = 2,826,390.18/1,717.22
  6. Step 6: Final answer
    x = 1,645.91

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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.