Home / 4,747.08-7,122.14-2,282.08

Finding the Fourth Proportional to 4,747.08, 7,122.14 and 2,282.08

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Solution

The fourth proportional to 4,747.08, 7,122.14 and 2,282.08 is: 3,423.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.08 : 7,122.14 = 2,282.08 : x
  2. Step 2: Convert to fraction form
    4,747.08/7,122.14 = 2,282.08/x
  3. Step 3: Cross multiply
    4,747.08x = 7,122.14 × 2,282.08
  4. Step 4: Simplify right side
    4,747.08x = 16,253,293.25
  5. Step 5: Solve for x
    x = 16,253,293.25/4,747.08
  6. Step 6: Final answer
    x = 3,423.85

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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.