Home / 4,047.40-6,072.46-3,611.90

Finding the Fourth Proportional to 4,047.40, 6,072.46 and 3,611.90

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Solution

The fourth proportional to 4,047.40, 6,072.46 and 3,611.90 is: 5,419.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.40 : 6,072.46 = 3,611.90 : x
  2. Step 2: Convert to fraction form
    4,047.40/6,072.46 = 3,611.90/x
  3. Step 3: Cross multiply
    4,047.40x = 6,072.46 × 3,611.90
  4. Step 4: Simplify right side
    4,047.40x = 21,933,118.27
  5. Step 5: Solve for x
    x = 21,933,118.27/4,047.40
  6. Step 6: Final answer
    x = 5,419.06

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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.