Home / 11,803.62-16,288.68-6,498.47

Finding the Fourth Proportional to 11,803.62, 16,288.68 and 6,498.47

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Solution

The fourth proportional to 11,803.62, 16,288.68 and 6,498.47 is: 8,967.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.62 : 16,288.68 = 6,498.47 : x
  2. Step 2: Convert to fraction form
    11,803.62/16,288.68 = 6,498.47/x
  3. Step 3: Cross multiply
    11,803.62x = 16,288.68 × 6,498.47
  4. Step 4: Simplify right side
    11,803.62x = 105,851,465.83
  5. Step 5: Solve for x
    x = 105,851,465.83/11,803.62
  6. Step 6: Final answer
    x = 8,967.71

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Similar ratio
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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.