Home / 11,998.04-16,557.62-6,693.89

Finding the Fourth Proportional to 11,998.04, 16,557.62 and 6,693.89

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Solution

The fourth proportional to 11,998.04, 16,557.62 and 6,693.89 is: 9,237.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,998.04 : 16,557.62 = 6,693.89 : x
  2. Step 2: Convert to fraction form
    11,998.04/16,557.62 = 6,693.89/x
  3. Step 3: Cross multiply
    11,998.04x = 16,557.62 × 6,693.89
  4. Step 4: Simplify right side
    11,998.04x = 110,834,770.68
  5. Step 5: Solve for x
    x = 110,834,770.68/11,998.04
  6. Step 6: Final answer
    x = 9,237.74

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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.