Home / 7,530.97-11,306.81-3,835.69

Finding the Fourth Proportional to 7,530.97, 11,306.81 and 3,835.69

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Solution

The fourth proportional to 7,530.97, 11,306.81 and 3,835.69 is: 5,758.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,530.97 : 11,306.81 = 3,835.69 : x
  2. Step 2: Convert to fraction form
    7,530.97/11,306.81 = 3,835.69/x
  3. Step 3: Cross multiply
    7,530.97x = 11,306.81 × 3,835.69
  4. Step 4: Simplify right side
    7,530.97x = 43,369,418.05
  5. Step 5: Solve for x
    x = 43,369,418.05/7,530.97
  6. Step 6: Final answer
    x = 5,758.81

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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.