Home / 8,804.90-13,207.35-2,231.12

Finding the Fourth Proportional to 8,804.90, 13,207.35 and 2,231.12

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Solution

The fourth proportional to 8,804.90, 13,207.35 and 2,231.12 is: 3,346.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,804.90 : 13,207.35 = 2,231.12 : x
  2. Step 2: Convert to fraction form
    8,804.90/13,207.35 = 2,231.12/x
  3. Step 3: Cross multiply
    8,804.90x = 13,207.35 × 2,231.12
  4. Step 4: Simplify right side
    8,804.90x = 29,467,224.12
  5. Step 5: Solve for x
    x = 29,467,224.12/8,804.90
  6. Step 6: Final answer
    x = 3,346.68

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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.