Home / 3,745.54-5,617.83-1,148.26

Finding the Fourth Proportional to 3,745.54, 5,617.83 and 1,148.26

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Solution

The fourth proportional to 3,745.54, 5,617.83 and 1,148.26 is: 1,722.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.54 : 5,617.83 = 1,148.26 : x
  2. Step 2: Convert to fraction form
    3,745.54/5,617.83 = 1,148.26/x
  3. Step 3: Cross multiply
    3,745.54x = 5,617.83 × 1,148.26
  4. Step 4: Simplify right side
    3,745.54x = 6,450,729.48
  5. Step 5: Solve for x
    x = 6,450,729.48/3,745.54
  6. Step 6: Final answer
    x = 1,722.24

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1.5x scale

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.