Home / 3,355.43-5,028.62-2,615.93

Finding the Fourth Proportional to 3,355.43, 5,028.62 and 2,615.93

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Solution

The fourth proportional to 3,355.43, 5,028.62 and 2,615.93 is: 3,920.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355.43 : 5,028.62 = 2,615.93 : x
  2. Step 2: Convert to fraction form
    3,355.43/5,028.62 = 2,615.93/x
  3. Step 3: Cross multiply
    3,355.43x = 5,028.62 × 2,615.93
  4. Step 4: Simplify right side
    3,355.43x = 13,154,498.55
  5. Step 5: Solve for x
    x = 13,154,498.55/3,355.43
  6. Step 6: Final answer
    x = 3,920.37

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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.