Home / 6,767.29-9,338.88-3,783.13

Finding the Fourth Proportional to 6,767.29, 9,338.88 and 3,783.13

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Solution

The fourth proportional to 6,767.29, 9,338.88 and 3,783.13 is: 5,220.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767.29 : 9,338.88 = 3,783.13 : x
  2. Step 2: Convert to fraction form
    6,767.29/9,338.88 = 3,783.13/x
  3. Step 3: Cross multiply
    6,767.29x = 9,338.88 × 3,783.13
  4. Step 4: Simplify right side
    6,767.29x = 35,330,197.09
  5. Step 5: Solve for x
    x = 35,330,197.09/6,767.29
  6. Step 6: Final answer
    x = 5,220.73

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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.