Home / 10,912.92-15,060.24-6,197.64

Finding the Fourth Proportional to 10,912.92, 15,060.24 and 6,197.64

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Solution

The fourth proportional to 10,912.92, 15,060.24 and 6,197.64 is: 8,552.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,912.92 : 15,060.24 = 6,197.64 : x
  2. Step 2: Convert to fraction form
    10,912.92/15,060.24 = 6,197.64/x
  3. Step 3: Cross multiply
    10,912.92x = 15,060.24 × 6,197.64
  4. Step 4: Simplify right side
    10,912.92x = 93,337,945.83
  5. Step 5: Solve for x
    x = 93,337,945.83/10,912.92
  6. Step 6: Final answer
    x = 8,552.98

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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.