Home / 5,217.14-7,824.20-2,750.63

Finding the Fourth Proportional to 5,217.14, 7,824.20 and 2,750.63

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Solution

The fourth proportional to 5,217.14, 7,824.20 and 2,750.63 is: 4,125.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,217.14 : 7,824.20 = 2,750.63 : x
  2. Step 2: Convert to fraction form
    5,217.14/7,824.20 = 2,750.63/x
  3. Step 3: Cross multiply
    5,217.14x = 7,824.20 × 2,750.63
  4. Step 4: Simplify right side
    5,217.14x = 21,521,426.37
  5. Step 5: Solve for x
    x = 21,521,426.37/5,217.14
  6. Step 6: Final answer
    x = 4,125.14

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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.