Home / 3,745.13-5,617.62-1,148.00

Finding the Fourth Proportional to 3,745.13, 5,617.62 and 1,148.00

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Solution

The fourth proportional to 3,745.13, 5,617.62 and 1,148.00 is: 1,721.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.13 : 5,617.62 = 1,148.00 : x
  2. Step 2: Convert to fraction form
    3,745.13/5,617.62 = 1,148.00/x
  3. Step 3: Cross multiply
    3,745.13x = 5,617.62 × 1,148.00
  4. Step 4: Simplify right side
    3,745.13x = 6,448,999.67
  5. Step 5: Solve for x
    x = 6,448,999.67/3,745.13
  6. Step 6: Final answer
    x = 1,721.97

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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.