Home / 11,311.58-15,609.98-6,596.76

Finding the Fourth Proportional to 11,311.58, 15,609.98 and 6,596.76

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Solution

The fourth proportional to 11,311.58, 15,609.98 and 6,596.76 is: 9,103.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,311.58 : 15,609.98 = 6,596.76 : x
  2. Step 2: Convert to fraction form
    11,311.58/15,609.98 = 6,596.76/x
  3. Step 3: Cross multiply
    11,311.58x = 15,609.98 × 6,596.76
  4. Step 4: Simplify right side
    11,311.58x = 102,975,258.68
  5. Step 5: Solve for x
    x = 102,975,258.68/11,311.58
  6. Step 6: Final answer
    x = 9,103.53

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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.