Home / 1,717.22-2,575.85-1,442.48

Finding the Fourth Proportional to 1,717.22, 2,575.85 and 1,442.48

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Solution

The fourth proportional to 1,717.22, 2,575.85 and 1,442.48 is: 2,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717.22 : 2,575.85 = 1,442.48 : x
  2. Step 2: Convert to fraction form
    1,717.22/2,575.85 = 1,442.48/x
  3. Step 3: Cross multiply
    1,717.22x = 2,575.85 × 1,442.48
  4. Step 4: Simplify right side
    1,717.22x = 3,715,592.02
  5. Step 5: Solve for x
    x = 3,715,592.02/1,717.22
  6. Step 6: Final answer
    x = 2,163.72

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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.