Home / 11,117.23-16,675.83-4,456.73

Finding the Fourth Proportional to 11,117.23, 16,675.83 and 4,456.73

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Solution

The fourth proportional to 11,117.23, 16,675.83 and 4,456.73 is: 6,685.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,117.23 : 16,675.83 = 4,456.73 : x
  2. Step 2: Convert to fraction form
    11,117.23/16,675.83 = 4,456.73/x
  3. Step 3: Cross multiply
    11,117.23x = 16,675.83 × 4,456.73
  4. Step 4: Simplify right side
    11,117.23x = 74,319,671.84
  5. Step 5: Solve for x
    x = 74,319,671.84/11,117.23
  6. Step 6: Final answer
    x = 6,685.09

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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.