Home / 7,222.84-10,834.68-2,029.12

Finding the Fourth Proportional to 7,222.84, 10,834.68 and 2,029.12

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Solution

The fourth proportional to 7,222.84, 10,834.68 and 2,029.12 is: 3,043.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.84 : 10,834.68 = 2,029.12 : x
  2. Step 2: Convert to fraction form
    7,222.84/10,834.68 = 2,029.12/x
  3. Step 3: Cross multiply
    7,222.84x = 10,834.68 × 2,029.12
  4. Step 4: Simplify right side
    7,222.84x = 21,984,865.88
  5. Step 5: Solve for x
    x = 21,984,865.88/7,222.84
  6. Step 6: Final answer
    x = 3,043.80

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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.