Home / 5,919.24-8,171.94-3,932.52

Finding the Fourth Proportional to 5,919.24, 8,171.94 and 3,932.52

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Solution

The fourth proportional to 5,919.24, 8,171.94 and 3,932.52 is: 5,429.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.24 : 8,171.94 = 3,932.52 : x
  2. Step 2: Convert to fraction form
    5,919.24/8,171.94 = 3,932.52/x
  3. Step 3: Cross multiply
    5,919.24x = 8,171.94 × 3,932.52
  4. Step 4: Simplify right side
    5,919.24x = 32,136,317.49
  5. Step 5: Solve for x
    x = 32,136,317.49/5,919.24
  6. Step 6: Final answer
    x = 5,429.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.