Home / 11,591.53-15,996.32-6,286.35

Finding the Fourth Proportional to 11,591.53, 15,996.32 and 6,286.35

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Solution

The fourth proportional to 11,591.53, 15,996.32 and 6,286.35 is: 8,675.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,591.53 : 15,996.32 = 6,286.35 : x
  2. Step 2: Convert to fraction form
    11,591.53/15,996.32 = 6,286.35/x
  3. Step 3: Cross multiply
    11,591.53x = 15,996.32 × 6,286.35
  4. Step 4: Simplify right side
    11,591.53x = 100,558,386.25
  5. Step 5: Solve for x
    x = 100,558,386.25/11,591.53
  6. Step 6: Final answer
    x = 8,675.16

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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.