Home / 6,650.70-9,177.57-3,666.66

Finding the Fourth Proportional to 6,650.70, 9,177.57 and 3,666.66

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Solution

The fourth proportional to 6,650.70, 9,177.57 and 3,666.66 is: 5,059.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650.70 : 9,177.57 = 3,666.66 : x
  2. Step 2: Convert to fraction form
    6,650.70/9,177.57 = 3,666.66/x
  3. Step 3: Cross multiply
    6,650.70x = 9,177.57 × 3,666.66
  4. Step 4: Simplify right side
    6,650.70x = 33,651,028.82
  5. Step 5: Solve for x
    x = 33,651,028.82/6,650.70
  6. Step 6: Final answer
    x = 5,059.77

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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.