Home / 6,666.27-9,198.98-3,682.07

Finding the Fourth Proportional to 6,666.27, 9,198.98 and 3,682.07

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Solution

The fourth proportional to 6,666.27, 9,198.98 and 3,682.07 is: 5,081.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.27 : 9,198.98 = 3,682.07 : x
  2. Step 2: Convert to fraction form
    6,666.27/9,198.98 = 3,682.07/x
  3. Step 3: Cross multiply
    6,666.27x = 9,198.98 × 3,682.07
  4. Step 4: Simplify right side
    6,666.27x = 33,871,344.64
  5. Step 5: Solve for x
    x = 33,871,344.64/6,666.27
  6. Step 6: Final answer
    x = 5,081.01

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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.