Home / 3,812.04-5,222.37-3,669.90

Finding the Fourth Proportional to 3,812.04, 5,222.37 and 3,669.90

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Solution

The fourth proportional to 3,812.04, 5,222.37 and 3,669.90 is: 5,027.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,812.04 : 5,222.37 = 3,669.90 : x
  2. Step 2: Convert to fraction form
    3,812.04/5,222.37 = 3,669.90/x
  3. Step 3: Cross multiply
    3,812.04x = 5,222.37 × 3,669.90
  4. Step 4: Simplify right side
    3,812.04x = 19,165,575.66
  5. Step 5: Solve for x
    x = 19,165,575.66/3,812.04
  6. Step 6: Final answer
    x = 5,027.64

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.