Home / 3,104.09-4,659.20-2,280.05

Finding the Fourth Proportional to 3,104.09, 4,659.20 and 2,280.05

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Solution

The fourth proportional to 3,104.09, 4,659.20 and 2,280.05 is: 3,422.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.09 : 4,659.20 = 2,280.05 : x
  2. Step 2: Convert to fraction form
    3,104.09/4,659.20 = 2,280.05/x
  3. Step 3: Cross multiply
    3,104.09x = 4,659.20 × 2,280.05
  4. Step 4: Simplify right side
    3,104.09x = 10,623,197.56
  5. Step 5: Solve for x
    x = 10,623,197.56/3,104.09
  6. Step 6: Final answer
    x = 3,422.32

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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.