Home / 3,745.34-5,621.30-2,183.19

Finding the Fourth Proportional to 3,745.34, 5,621.30 and 2,183.19

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Solution

The fourth proportional to 3,745.34, 5,621.30 and 2,183.19 is: 3,276.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.34 : 5,621.30 = 2,183.19 : x
  2. Step 2: Convert to fraction form
    3,745.34/5,621.30 = 2,183.19/x
  3. Step 3: Cross multiply
    3,745.34x = 5,621.30 × 2,183.19
  4. Step 4: Simplify right side
    3,745.34x = 12,272,342.14
  5. Step 5: Solve for x
    x = 12,272,342.14/3,745.34
  6. Step 6: Final answer
    x = 3,276.70

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1.5x scale

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.