Home / 6,769.08-9,338.22-3,972.60

Finding the Fourth Proportional to 6,769.08, 9,338.22 and 3,972.60

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Solution

The fourth proportional to 6,769.08, 9,338.22 and 3,972.60 is: 5,480.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,769.08 : 9,338.22 = 3,972.60 : x
  2. Step 2: Convert to fraction form
    6,769.08/9,338.22 = 3,972.60/x
  3. Step 3: Cross multiply
    6,769.08x = 9,338.22 × 3,972.60
  4. Step 4: Simplify right side
    6,769.08x = 37,097,012.77
  5. Step 5: Solve for x
    x = 37,097,012.77/6,769.08
  6. Step 6: Final answer
    x = 5,480.36

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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.