Home / 3,745.14-5,172.21-2,348.66

Finding the Fourth Proportional to 3,745.14, 5,172.21 and 2,348.66

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Solution

The fourth proportional to 3,745.14, 5,172.21 and 2,348.66 is: 3,243.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.14 : 5,172.21 = 2,348.66 : x
  2. Step 2: Convert to fraction form
    3,745.14/5,172.21 = 2,348.66/x
  3. Step 3: Cross multiply
    3,745.14x = 5,172.21 × 2,348.66
  4. Step 4: Simplify right side
    3,745.14x = 12,147,762.74
  5. Step 5: Solve for x
    x = 12,147,762.74/3,745.14
  6. Step 6: Final answer
    x = 3,243.61

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1.5x scale

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.