Home / 5,412.41-8,120.04-2,292.54

Finding the Fourth Proportional to 5,412.41, 8,120.04 and 2,292.54

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Solution

The fourth proportional to 5,412.41, 8,120.04 and 2,292.54 is: 3,439.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.41 : 8,120.04 = 2,292.54 : x
  2. Step 2: Convert to fraction form
    5,412.41/8,120.04 = 2,292.54/x
  3. Step 3: Cross multiply
    5,412.41x = 8,120.04 × 2,292.54
  4. Step 4: Simplify right side
    5,412.41x = 18,615,507.90
  5. Step 5: Solve for x
    x = 18,615,507.90/5,412.41
  6. Step 6: Final answer
    x = 3,439.41

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.