Home / 7,222.38-10,835.46-2,292.09

Finding the Fourth Proportional to 7,222.38, 10,835.46 and 2,292.09

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Solution

The fourth proportional to 7,222.38, 10,835.46 and 2,292.09 is: 3,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.38 : 10,835.46 = 2,292.09 : x
  2. Step 2: Convert to fraction form
    7,222.38/10,835.46 = 2,292.09/x
  3. Step 3: Cross multiply
    7,222.38x = 10,835.46 × 2,292.09
  4. Step 4: Simplify right side
    7,222.38x = 24,835,849.51
  5. Step 5: Solve for x
    x = 24,835,849.51/7,222.38
  6. Step 6: Final answer
    x = 3,438.73

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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.