Home / 4,223.24-6,334.81-1,449.90

Finding the Fourth Proportional to 4,223.24, 6,334.81 and 1,449.90

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Solution

The fourth proportional to 4,223.24, 6,334.81 and 1,449.90 is: 2,174.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,223.24 : 6,334.81 = 1,449.90 : x
  2. Step 2: Convert to fraction form
    4,223.24/6,334.81 = 1,449.90/x
  3. Step 3: Cross multiply
    4,223.24x = 6,334.81 × 1,449.90
  4. Step 4: Simplify right side
    4,223.24x = 9,184,837.39
  5. Step 5: Solve for x
    x = 9,184,837.39/4,223.24
  6. Step 6: Final answer
    x = 2,174.83

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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.