Home / 3,448.02-5,174.64-3,243.90

Finding the Fourth Proportional to 3,448.02, 5,174.64 and 3,243.90

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Solution

The fourth proportional to 3,448.02, 5,174.64 and 3,243.90 is: 4,868.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448.02 : 5,174.64 = 3,243.90 : x
  2. Step 2: Convert to fraction form
    3,448.02/5,174.64 = 3,243.90/x
  3. Step 3: Cross multiply
    3,448.02x = 5,174.64 × 3,243.90
  4. Step 4: Simplify right side
    3,448.02x = 16,786,014.70
  5. Step 5: Solve for x
    x = 16,786,014.70/3,448.02
  6. Step 6: Final answer
    x = 4,868.31

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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.