Home / 10,997.73-15,177.23-6,217.82

Finding the Fourth Proportional to 10,997.73, 15,177.23 and 6,217.82

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Solution

The fourth proportional to 10,997.73, 15,177.23 and 6,217.82 is: 8,580.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,997.73 : 15,177.23 = 6,217.82 : x
  2. Step 2: Convert to fraction form
    10,997.73/15,177.23 = 6,217.82/x
  3. Step 3: Cross multiply
    10,997.73x = 15,177.23 × 6,217.82
  4. Step 4: Simplify right side
    10,997.73x = 94,369,177.26
  5. Step 5: Solve for x
    x = 94,369,177.26/10,997.73
  6. Step 6: Final answer
    x = 8,580.79

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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.