Home / 5,463.82-8,195.72-1,999.18

Finding the Fourth Proportional to 5,463.82, 8,195.72 and 1,999.18

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Solution

The fourth proportional to 5,463.82, 8,195.72 and 1,999.18 is: 2,998.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.82 : 8,195.72 = 1,999.18 : x
  2. Step 2: Convert to fraction form
    5,463.82/8,195.72 = 1,999.18/x
  3. Step 3: Cross multiply
    5,463.82x = 8,195.72 × 1,999.18
  4. Step 4: Simplify right side
    5,463.82x = 16,384,719.51
  5. Step 5: Solve for x
    x = 16,384,719.51/5,463.82
  6. Step 6: Final answer
    x = 2,998.77

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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.