Home / 7,193.25-10,789.88-1,999.13

Finding the Fourth Proportional to 7,193.25, 10,789.88 and 1,999.13

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Solution

The fourth proportional to 7,193.25, 10,789.88 and 1,999.13 is: 2,998.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.25 : 10,789.88 = 1,999.13 : x
  2. Step 2: Convert to fraction form
    7,193.25/10,789.88 = 1,999.13/x
  3. Step 3: Cross multiply
    7,193.25x = 10,789.88 × 1,999.13
  4. Step 4: Simplify right side
    7,193.25x = 21,570,308.86
  5. Step 5: Solve for x
    x = 21,570,308.86/7,193.25
  6. Step 6: Final answer
    x = 2,998.69

Related Problems

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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.