Home / 3,745.53-5,616.26-1,148.13

Finding the Fourth Proportional to 3,745.53, 5,616.26 and 1,148.13

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Solution

The fourth proportional to 3,745.53, 5,616.26 and 1,148.13 is: 1,721.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.53 : 5,616.26 = 1,148.13 : x
  2. Step 2: Convert to fraction form
    3,745.53/5,616.26 = 1,148.13/x
  3. Step 3: Cross multiply
    3,745.53x = 5,616.26 × 1,148.13
  4. Step 4: Simplify right side
    3,745.53x = 6,448,190.85
  5. Step 5: Solve for x
    x = 6,448,190.85/3,745.53
  6. Step 6: Final answer
    x = 1,721.57

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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.