Home / 6,561.14-9,850.30-3,897.61

Finding the Fourth Proportional to 6,561.14, 9,850.30 and 3,897.61

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Solution

The fourth proportional to 6,561.14, 9,850.30 and 3,897.61 is: 5,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.14 : 9,850.30 = 3,897.61 : x
  2. Step 2: Convert to fraction form
    6,561.14/9,850.30 = 3,897.61/x
  3. Step 3: Cross multiply
    6,561.14x = 9,850.30 × 3,897.61
  4. Step 4: Simplify right side
    6,561.14x = 38,392,593.41
  5. Step 5: Solve for x
    x = 38,392,593.41/6,561.14
  6. Step 6: Final answer
    x = 5,851.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.