Home / 5,222.76-7,834.14-2,623.88

Finding the Fourth Proportional to 5,222.76, 7,834.14 and 2,623.88

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Solution

The fourth proportional to 5,222.76, 7,834.14 and 2,623.88 is: 3,935.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.76 : 7,834.14 = 2,623.88 : x
  2. Step 2: Convert to fraction form
    5,222.76/7,834.14 = 2,623.88/x
  3. Step 3: Cross multiply
    5,222.76x = 7,834.14 × 2,623.88
  4. Step 4: Simplify right side
    5,222.76x = 20,555,843.26
  5. Step 5: Solve for x
    x = 20,555,843.26/5,222.76
  6. Step 6: Final answer
    x = 3,935.82

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1.5x scale

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.