Home / 6,790.28-9,369.48-3,806.24

Finding the Fourth Proportional to 6,790.28, 9,369.48 and 3,806.24

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Solution

The fourth proportional to 6,790.28, 9,369.48 and 3,806.24 is: 5,251.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,790.28 : 9,369.48 = 3,806.24 : x
  2. Step 2: Convert to fraction form
    6,790.28/9,369.48 = 3,806.24/x
  3. Step 3: Cross multiply
    6,790.28x = 9,369.48 × 3,806.24
  4. Step 4: Simplify right side
    6,790.28x = 35,662,489.56
  5. Step 5: Solve for x
    x = 35,662,489.56/6,790.28
  6. Step 6: Final answer
    x = 5,251.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.