Home / 6,656.74-9,186.82-3,672.84

Finding the Fourth Proportional to 6,656.74, 9,186.82 and 3,672.84

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Solution

The fourth proportional to 6,656.74, 9,186.82 and 3,672.84 is: 5,068.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656.74 : 9,186.82 = 3,672.84 : x
  2. Step 2: Convert to fraction form
    6,656.74/9,186.82 = 3,672.84/x
  3. Step 3: Cross multiply
    6,656.74x = 9,186.82 × 3,672.84
  4. Step 4: Simplify right side
    6,656.74x = 33,741,719.97
  5. Step 5: Solve for x
    x = 33,741,719.97/6,656.74
  6. Step 6: Final answer
    x = 5,068.81

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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.