Home / 3,467.86-5,202.40-1,521.42

Finding the Fourth Proportional to 3,467.86, 5,202.40 and 1,521.42

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Solution

The fourth proportional to 3,467.86, 5,202.40 and 1,521.42 is: 2,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.86 : 5,202.40 = 1,521.42 : x
  2. Step 2: Convert to fraction form
    3,467.86/5,202.40 = 1,521.42/x
  3. Step 3: Cross multiply
    3,467.86x = 5,202.40 × 1,521.42
  4. Step 4: Simplify right side
    3,467.86x = 7,915,035.41
  5. Step 5: Solve for x
    x = 7,915,035.41/3,467.86
  6. Step 6: Final answer
    x = 2,282.40

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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.