Home / 4,827.25-7,240.86-3,171.84

Finding the Fourth Proportional to 4,827.25, 7,240.86 and 3,171.84

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Solution

The fourth proportional to 4,827.25, 7,240.86 and 3,171.84 is: 4,757.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.25 : 7,240.86 = 3,171.84 : x
  2. Step 2: Convert to fraction form
    4,827.25/7,240.86 = 3,171.84/x
  3. Step 3: Cross multiply
    4,827.25x = 7,240.86 × 3,171.84
  4. Step 4: Simplify right side
    4,827.25x = 22,966,849.38
  5. Step 5: Solve for x
    x = 22,966,849.38/4,827.25
  6. Step 6: Final answer
    x = 4,757.75

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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.