Home / 11,803.83-16,289.05-6,498.73

Finding the Fourth Proportional to 11,803.83, 16,289.05 and 6,498.73

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Solution

The fourth proportional to 11,803.83, 16,289.05 and 6,498.73 is: 8,968.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.83 : 16,289.05 = 6,498.73 : x
  2. Step 2: Convert to fraction form
    11,803.83/16,289.05 = 6,498.73/x
  3. Step 3: Cross multiply
    11,803.83x = 16,289.05 × 6,498.73
  4. Step 4: Simplify right side
    11,803.83x = 105,858,154.21
  5. Step 5: Solve for x
    x = 105,858,154.21/11,803.83
  6. Step 6: Final answer
    x = 8,968.12

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Double scale
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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.