Home / 6,824.22-9,417.97-3,839.87

Finding the Fourth Proportional to 6,824.22, 9,417.97 and 3,839.87

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Solution

The fourth proportional to 6,824.22, 9,417.97 and 3,839.87 is: 5,299.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,824.22 : 9,417.97 = 3,839.87 : x
  2. Step 2: Convert to fraction form
    6,824.22/9,417.97 = 3,839.87/x
  3. Step 3: Cross multiply
    6,824.22x = 9,417.97 × 3,839.87
  4. Step 4: Simplify right side
    6,824.22x = 36,163,723.77
  5. Step 5: Solve for x
    x = 36,163,723.77/6,824.22
  6. Step 6: Final answer
    x = 5,299.32

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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.