Home / 3,372.94-5,055.62-1,615.44

Finding the Fourth Proportional to 3,372.94, 5,055.62 and 1,615.44

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Solution

The fourth proportional to 3,372.94, 5,055.62 and 1,615.44 is: 2,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.94 : 5,055.62 = 1,615.44 : x
  2. Step 2: Convert to fraction form
    3,372.94/5,055.62 = 1,615.44/x
  3. Step 3: Cross multiply
    3,372.94x = 5,055.62 × 1,615.44
  4. Step 4: Simplify right side
    3,372.94x = 8,167,061.65
  5. Step 5: Solve for x
    x = 8,167,061.65/3,372.94
  6. Step 6: Final answer
    x = 2,421.35

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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.