Home / 6,808.40-9,395.24-3,824.36

Finding the Fourth Proportional to 6,808.40, 9,395.24 and 3,824.36

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Solution

The fourth proportional to 6,808.40, 9,395.24 and 3,824.36 is: 5,277.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,808.40 : 9,395.24 = 3,824.36 : x
  2. Step 2: Convert to fraction form
    6,808.40/9,395.24 = 3,824.36/x
  3. Step 3: Cross multiply
    6,808.40x = 9,395.24 × 3,824.36
  4. Step 4: Simplify right side
    6,808.40x = 35,930,780.05
  5. Step 5: Solve for x
    x = 35,930,780.05/6,808.40
  6. Step 6: Final answer
    x = 5,277.42

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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.