Home / 11,806.06-16,292.01-6,500.86

Finding the Fourth Proportional to 11,806.06, 16,292.01 and 6,500.86

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Solution

The fourth proportional to 11,806.06, 16,292.01 and 6,500.86 is: 8,970.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,806.06 : 16,292.01 = 6,500.86 : x
  2. Step 2: Convert to fraction form
    11,806.06/16,292.01 = 6,500.86/x
  3. Step 3: Cross multiply
    11,806.06x = 16,292.01 × 6,500.86
  4. Step 4: Simplify right side
    11,806.06x = 105,912,076.13
  5. Step 5: Solve for x
    x = 105,912,076.13/11,806.06
  6. Step 6: Final answer
    x = 8,970.99

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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.