Home / 11,700.62-16,144.61-6,664.73

Finding the Fourth Proportional to 11,700.62, 16,144.61 and 6,664.73

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Solution

The fourth proportional to 11,700.62, 16,144.61 and 6,664.73 is: 9,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,700.62 : 16,144.61 = 6,664.73 : x
  2. Step 2: Convert to fraction form
    11,700.62/16,144.61 = 6,664.73/x
  3. Step 3: Cross multiply
    11,700.62x = 16,144.61 × 6,664.73
  4. Step 4: Simplify right side
    11,700.62x = 107,599,466.61
  5. Step 5: Solve for x
    x = 107,599,466.61/11,700.62
  6. Step 6: Final answer
    x = 9,196.05

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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.