Home / 5,217.49-7,824.67-2,750.96

Finding the Fourth Proportional to 5,217.49, 7,824.67 and 2,750.96

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Solution

The fourth proportional to 5,217.49, 7,824.67 and 2,750.96 is: 4,125.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.49 : 7,824.67 = 2,750.96 : x
  2. Step 2: Convert to fraction form
    5,217.49/7,824.67 = 2,750.96/x
  3. Step 3: Cross multiply
    5,217.49x = 7,824.67 × 2,750.96
  4. Step 4: Simplify right side
    5,217.49x = 21,525,377.18
  5. Step 5: Solve for x
    x = 21,525,377.18/5,217.49
  6. Step 6: Final answer
    x = 4,125.62

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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.