Home / 1,717.22-2,573.67-1,231.22

Finding the Fourth Proportional to 1,717.22, 2,573.67 and 1,231.22

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Solution

The fourth proportional to 1,717.22, 2,573.67 and 1,231.22 is: 1,845.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.22 : 2,573.67 = 1,231.22 : x
  2. Step 2: Convert to fraction form
    1,717.22/2,573.67 = 1,231.22/x
  3. Step 3: Cross multiply
    1,717.22x = 2,573.67 × 1,231.22
  4. Step 4: Simplify right side
    1,717.22x = 3,168,753.98
  5. Step 5: Solve for x
    x = 3,168,753.98/1,717.22
  6. Step 6: Final answer
    x = 1,845.28

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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.