Home / 6,661.44-9,192.69-3,677.40

Finding the Fourth Proportional to 6,661.44, 9,192.69 and 3,677.40

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Solution

The fourth proportional to 6,661.44, 9,192.69 and 3,677.40 is: 5,074.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661.44 : 9,192.69 = 3,677.40 : x
  2. Step 2: Convert to fraction form
    6,661.44/9,192.69 = 3,677.40/x
  3. Step 3: Cross multiply
    6,661.44x = 9,192.69 × 3,677.40
  4. Step 4: Simplify right side
    6,661.44x = 33,805,198.21
  5. Step 5: Solve for x
    x = 33,805,198.21/6,661.44
  6. Step 6: Final answer
    x = 5,074.76

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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.