Home / 10,843.27-16,264.63-4,999.87

Finding the Fourth Proportional to 10,843.27, 16,264.63 and 4,999.87

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Solution

The fourth proportional to 10,843.27, 16,264.63 and 4,999.87 is: 7,499.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,843.27 : 16,264.63 = 4,999.87 : x
  2. Step 2: Convert to fraction form
    10,843.27/16,264.63 = 4,999.87/x
  3. Step 3: Cross multiply
    10,843.27x = 16,264.63 × 4,999.87
  4. Step 4: Simplify right side
    10,843.27x = 81,321,062.18
  5. Step 5: Solve for x
    x = 81,321,062.18/10,843.27
  6. Step 6: Final answer
    x = 7,499.68

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.