Home / 3,494.24-5,243.99-1,851.15

Finding the Fourth Proportional to 3,494.24, 5,243.99 and 1,851.15

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Solution

The fourth proportional to 3,494.24, 5,243.99 and 1,851.15 is: 2,778.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,494.24 : 5,243.99 = 1,851.15 : x
  2. Step 2: Convert to fraction form
    3,494.24/5,243.99 = 1,851.15/x
  3. Step 3: Cross multiply
    3,494.24x = 5,243.99 × 1,851.15
  4. Step 4: Simplify right side
    3,494.24x = 9,707,412.09
  5. Step 5: Solve for x
    x = 9,707,412.09/3,494.24
  6. Step 6: Final answer
    x = 2,778.12

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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.