Home / 6,668.16-9,201.67-3,684.12

Finding the Fourth Proportional to 6,668.16, 9,201.67 and 3,684.12

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Solution

The fourth proportional to 6,668.16, 9,201.67 and 3,684.12 is: 5,083.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668.16 : 9,201.67 = 3,684.12 : x
  2. Step 2: Convert to fraction form
    6,668.16/9,201.67 = 3,684.12/x
  3. Step 3: Cross multiply
    6,668.16x = 9,201.67 × 3,684.12
  4. Step 4: Simplify right side
    6,668.16x = 33,900,056.48
  5. Step 5: Solve for x
    x = 33,900,056.48/6,668.16
  6. Step 6: Final answer
    x = 5,083.87

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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.