Home / 3,416.40-5,125.01-1,224.54

Finding the Fourth Proportional to 3,416.40, 5,125.01 and 1,224.54

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Solution

The fourth proportional to 3,416.40, 5,125.01 and 1,224.54 is: 1,836.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.40 : 5,125.01 = 1,224.54 : x
  2. Step 2: Convert to fraction form
    3,416.40/5,125.01 = 1,224.54/x
  3. Step 3: Cross multiply
    3,416.40x = 5,125.01 × 1,224.54
  4. Step 4: Simplify right side
    3,416.40x = 6,275,773.62
  5. Step 5: Solve for x
    x = 6,275,773.62/3,416.40
  6. Step 6: Final answer
    x = 1,836.96

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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.