Home / 3,238.84-4,469.59-1,822.53

Finding the Fourth Proportional to 3,238.84, 4,469.59 and 1,822.53

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Solution

The fourth proportional to 3,238.84, 4,469.59 and 1,822.53 is: 2,515.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.84 : 4,469.59 = 1,822.53 : x
  2. Step 2: Convert to fraction form
    3,238.84/4,469.59 = 1,822.53/x
  3. Step 3: Cross multiply
    3,238.84x = 4,469.59 × 1,822.53
  4. Step 4: Simplify right side
    3,238.84x = 8,145,961.86
  5. Step 5: Solve for x
    x = 8,145,961.86/3,238.84
  6. Step 6: Final answer
    x = 2,515.09

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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.