Home / 9,996.23-13,794.51-5,519.87

Finding the Fourth Proportional to 9,996.23, 13,794.51 and 5,519.87

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Solution

The fourth proportional to 9,996.23, 13,794.51 and 5,519.87 is: 7,617.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.23 : 13,794.51 = 5,519.87 : x
  2. Step 2: Convert to fraction form
    9,996.23/13,794.51 = 5,519.87/x
  3. Step 3: Cross multiply
    9,996.23x = 13,794.51 × 5,519.87
  4. Step 4: Simplify right side
    9,996.23x = 76,143,901.91
  5. Step 5: Solve for x
    x = 76,143,901.91/9,996.23
  6. Step 6: Final answer
    x = 7,617.26

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.