Home / 6,657.21-9,186.79-3,673.04

Finding the Fourth Proportional to 6,657.21, 9,186.79 and 3,673.04

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Solution

The fourth proportional to 6,657.21, 9,186.79 and 3,673.04 is: 5,068.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,657.21 : 9,186.79 = 3,673.04 : x
  2. Step 2: Convert to fraction form
    6,657.21/9,186.79 = 3,673.04/x
  3. Step 3: Cross multiply
    6,657.21x = 9,186.79 × 3,673.04
  4. Step 4: Simplify right side
    6,657.21x = 33,743,414.99
  5. Step 5: Solve for x
    x = 33,743,414.99/6,657.21
  6. Step 6: Final answer
    x = 5,068.71

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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.