Home / 3,161.06-4,362.50-1,745.02

Finding the Fourth Proportional to 3,161.06, 4,362.50 and 1,745.02

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Solution

The fourth proportional to 3,161.06, 4,362.50 and 1,745.02 is: 2,408.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161.06 : 4,362.50 = 1,745.02 : x
  2. Step 2: Convert to fraction form
    3,161.06/4,362.50 = 1,745.02/x
  3. Step 3: Cross multiply
    3,161.06x = 4,362.50 × 1,745.02
  4. Step 4: Simplify right side
    3,161.06x = 7,612,649.75
  5. Step 5: Solve for x
    x = 7,612,649.75/3,161.06
  6. Step 6: Final answer
    x = 2,408.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.