Home / 3,237.03-4,851.09-1,387.26

Finding the Fourth Proportional to 3,237.03, 4,851.09 and 1,387.26

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Solution

The fourth proportional to 3,237.03, 4,851.09 and 1,387.26 is: 2,078.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237.03 : 4,851.09 = 1,387.26 : x
  2. Step 2: Convert to fraction form
    3,237.03/4,851.09 = 1,387.26/x
  3. Step 3: Cross multiply
    3,237.03x = 4,851.09 × 1,387.26
  4. Step 4: Simplify right side
    3,237.03x = 6,729,723.11
  5. Step 5: Solve for x
    x = 6,729,723.11/3,237.03
  6. Step 6: Final answer
    x = 2,078.98

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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.