Home / 3,453.22-4,745.81-3,234.52

Finding the Fourth Proportional to 3,453.22, 4,745.81 and 3,234.52

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Solution

The fourth proportional to 3,453.22, 4,745.81 and 3,234.52 is: 4,445.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,453.22 : 4,745.81 = 3,234.52 : x
  2. Step 2: Convert to fraction form
    3,453.22/4,745.81 = 3,234.52/x
  3. Step 3: Cross multiply
    3,453.22x = 4,745.81 × 3,234.52
  4. Step 4: Simplify right side
    3,453.22x = 15,350,417.36
  5. Step 5: Solve for x
    x = 15,350,417.36/3,453.22
  6. Step 6: Final answer
    x = 4,445.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.