Home / 3,669.73-5,049.21-3,170.77

Finding the Fourth Proportional to 3,669.73, 5,049.21 and 3,170.77

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Solution

The fourth proportional to 3,669.73, 5,049.21 and 3,170.77 is: 4,362.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.73 : 5,049.21 = 3,170.77 : x
  2. Step 2: Convert to fraction form
    3,669.73/5,049.21 = 3,170.77/x
  3. Step 3: Cross multiply
    3,669.73x = 5,049.21 × 3,170.77
  4. Step 4: Simplify right side
    3,669.73x = 16,009,883.59
  5. Step 5: Solve for x
    x = 16,009,883.59/3,669.73
  6. Step 6: Final answer
    x = 4,362.69

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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.