Home / 3,619.68-5,438.63-2,304.03

Finding the Fourth Proportional to 3,619.68, 5,438.63 and 2,304.03

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Solution

The fourth proportional to 3,619.68, 5,438.63 and 2,304.03 is: 3,461.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.68 : 5,438.63 = 2,304.03 : x
  2. Step 2: Convert to fraction form
    3,619.68/5,438.63 = 2,304.03/x
  3. Step 3: Cross multiply
    3,619.68x = 5,438.63 × 2,304.03
  4. Step 4: Simplify right side
    3,619.68x = 12,530,766.68
  5. Step 5: Solve for x
    x = 12,530,766.68/3,619.68
  6. Step 6: Final answer
    x = 3,461.84

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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.