Home / 6,553.35-9,044.37-3,900.77

Finding the Fourth Proportional to 6,553.35, 9,044.37 and 3,900.77

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Solution

The fourth proportional to 6,553.35, 9,044.37 and 3,900.77 is: 5,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,553.35 : 9,044.37 = 3,900.77 : x
  2. Step 2: Convert to fraction form
    6,553.35/9,044.37 = 3,900.77/x
  3. Step 3: Cross multiply
    6,553.35x = 9,044.37 × 3,900.77
  4. Step 4: Simplify right side
    6,553.35x = 35,279,961.94
  5. Step 5: Solve for x
    x = 35,279,961.94/6,553.35
  6. Step 6: Final answer
    x = 5,383.50

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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.