Home / 7,097.22-10,645.83-2,166.59

Finding the Fourth Proportional to 7,097.22, 10,645.83 and 2,166.59

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Solution

The fourth proportional to 7,097.22, 10,645.83 and 2,166.59 is: 3,249.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097.22 : 10,645.83 = 2,166.59 : x
  2. Step 2: Convert to fraction form
    7,097.22/10,645.83 = 2,166.59/x
  3. Step 3: Cross multiply
    7,097.22x = 10,645.83 × 2,166.59
  4. Step 4: Simplify right side
    7,097.22x = 23,065,175.43
  5. Step 5: Solve for x
    x = 23,065,175.43/7,097.22
  6. Step 6: Final answer
    x = 3,249.89

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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.