Home / 11,094.99-15,311.06-6,624.75

Finding the Fourth Proportional to 11,094.99, 15,311.06 and 6,624.75

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Solution

The fourth proportional to 11,094.99, 15,311.06 and 6,624.75 is: 9,142.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,094.99 : 15,311.06 = 6,624.75 : x
  2. Step 2: Convert to fraction form
    11,094.99/15,311.06 = 6,624.75/x
  3. Step 3: Cross multiply
    11,094.99x = 15,311.06 × 6,624.75
  4. Step 4: Simplify right side
    11,094.99x = 101,431,993.87
  5. Step 5: Solve for x
    x = 101,431,993.87/11,094.99
  6. Step 6: Final answer
    x = 9,142.15

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Half scale
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Double scale
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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.