Home / 3,372.66-5,055.19-1,615.24

Finding the Fourth Proportional to 3,372.66, 5,055.19 and 1,615.24

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Solution

The fourth proportional to 3,372.66, 5,055.19 and 1,615.24 is: 2,421.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.66 : 5,055.19 = 1,615.24 : x
  2. Step 2: Convert to fraction form
    3,372.66/5,055.19 = 1,615.24/x
  3. Step 3: Cross multiply
    3,372.66x = 5,055.19 × 1,615.24
  4. Step 4: Simplify right side
    3,372.66x = 8,165,347.38
  5. Step 5: Solve for x
    x = 8,165,347.38/3,372.66
  6. Step 6: Final answer
    x = 2,421.04

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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.