Home / 3,669.15-5,054.86-3,002.11

Finding the Fourth Proportional to 3,669.15, 5,054.86 and 3,002.11

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Solution

The fourth proportional to 3,669.15, 5,054.86 and 3,002.11 is: 4,135.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.15 : 5,054.86 = 3,002.11 : x
  2. Step 2: Convert to fraction form
    3,669.15/5,054.86 = 3,002.11/x
  3. Step 3: Cross multiply
    3,669.15x = 5,054.86 × 3,002.11
  4. Step 4: Simplify right side
    3,669.15x = 15,175,245.75
  5. Step 5: Solve for x
    x = 15,175,245.75/3,669.15
  6. Step 6: Final answer
    x = 4,135.90

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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.