Home / 7,757.57-11,628.16-3,600.38

Finding the Fourth Proportional to 7,757.57, 11,628.16 and 3,600.38

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Solution

The fourth proportional to 7,757.57, 11,628.16 and 3,600.38 is: 5,396.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757.57 : 11,628.16 = 3,600.38 : x
  2. Step 2: Convert to fraction form
    7,757.57/11,628.16 = 3,600.38/x
  3. Step 3: Cross multiply
    7,757.57x = 11,628.16 × 3,600.38
  4. Step 4: Simplify right side
    7,757.57x = 41,865,814.77
  5. Step 5: Solve for x
    x = 41,865,814.77/7,757.57
  6. Step 6: Final answer
    x = 5,396.77

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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.