Home / 3,101.11-4,647.70-1,454.03

Finding the Fourth Proportional to 3,101.11, 4,647.70 and 1,454.03

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Solution

The fourth proportional to 3,101.11, 4,647.70 and 1,454.03 is: 2,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101.11 : 4,647.70 = 1,454.03 : x
  2. Step 2: Convert to fraction form
    3,101.11/4,647.70 = 1,454.03/x
  3. Step 3: Cross multiply
    3,101.11x = 4,647.70 × 1,454.03
  4. Step 4: Simplify right side
    3,101.11x = 6,757,868.36
  5. Step 5: Solve for x
    x = 6,757,868.36/3,101.11
  6. Step 6: Final answer
    x = 2,179.18

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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.