Home / 11,803.08-16,287.57-6,497.19

Finding the Fourth Proportional to 11,803.08, 16,287.57 and 6,497.19

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Solution

The fourth proportional to 11,803.08, 16,287.57 and 6,497.19 is: 8,965.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,803.08 : 16,287.57 = 6,497.19 : x
  2. Step 2: Convert to fraction form
    11,803.08/16,287.57 = 6,497.19/x
  3. Step 3: Cross multiply
    11,803.08x = 16,287.57 × 6,497.19
  4. Step 4: Simplify right side
    11,803.08x = 105,823,436.93
  5. Step 5: Solve for x
    x = 105,823,436.93/11,803.08
  6. Step 6: Final answer
    x = 8,965.75

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Half scale
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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.