Home / 7,443.09-11,161.82-2,999.24

Finding the Fourth Proportional to 7,443.09, 11,161.82 and 2,999.24

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Solution

The fourth proportional to 7,443.09, 11,161.82 and 2,999.24 is: 4,497.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,443.09 : 11,161.82 = 2,999.24 : x
  2. Step 2: Convert to fraction form
    7,443.09/11,161.82 = 2,999.24/x
  3. Step 3: Cross multiply
    7,443.09x = 11,161.82 × 2,999.24
  4. Step 4: Simplify right side
    7,443.09x = 33,477,016.48
  5. Step 5: Solve for x
    x = 33,477,016.48/7,443.09
  6. Step 6: Final answer
    x = 4,497.73

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.