Home / 3,671.44-5,493.36-2,185.19

Finding the Fourth Proportional to 3,671.44, 5,493.36 and 2,185.19

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Solution

The fourth proportional to 3,671.44, 5,493.36 and 2,185.19 is: 3,269.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.44 : 5,493.36 = 2,185.19 : x
  2. Step 2: Convert to fraction form
    3,671.44/5,493.36 = 2,185.19/x
  3. Step 3: Cross multiply
    3,671.44x = 5,493.36 × 2,185.19
  4. Step 4: Simplify right side
    3,671.44x = 12,004,035.34
  5. Step 5: Solve for x
    x = 12,004,035.34/3,671.44
  6. Step 6: Final answer
    x = 3,269.57

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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.