Home / 5,566.66-7,679.78-3,576.90

Finding the Fourth Proportional to 5,566.66, 7,679.78 and 3,576.90

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Solution

The fourth proportional to 5,566.66, 7,679.78 and 3,576.90 is: 4,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566.66 : 7,679.78 = 3,576.90 : x
  2. Step 2: Convert to fraction form
    5,566.66/7,679.78 = 3,576.90/x
  3. Step 3: Cross multiply
    5,566.66x = 7,679.78 × 3,576.90
  4. Step 4: Simplify right side
    5,566.66x = 27,469,805.08
  5. Step 5: Solve for x
    x = 27,469,805.08/5,566.66
  6. Step 6: Final answer
    x = 4,934.70

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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.