Home / 6,766.73-9,338.96-3,783.18

Finding the Fourth Proportional to 6,766.73, 9,338.96 and 3,783.18

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Solution

The fourth proportional to 6,766.73, 9,338.96 and 3,783.18 is: 5,221.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,766.73 : 9,338.96 = 3,783.18 : x
  2. Step 2: Convert to fraction form
    6,766.73/9,338.96 = 3,783.18/x
  3. Step 3: Cross multiply
    6,766.73x = 9,338.96 × 3,783.18
  4. Step 4: Simplify right side
    6,766.73x = 35,330,966.69
  5. Step 5: Solve for x
    x = 35,330,966.69/6,766.73
  6. Step 6: Final answer
    x = 5,221.28

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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.