Home / 9,090.96-13,636.42-2,517.13

Finding the Fourth Proportional to 9,090.96, 13,636.42 and 2,517.13

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Solution

The fourth proportional to 9,090.96, 13,636.42 and 2,517.13 is: 3,775.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090.96 : 13,636.42 = 2,517.13 : x
  2. Step 2: Convert to fraction form
    9,090.96/13,636.42 = 2,517.13/x
  3. Step 3: Cross multiply
    9,090.96x = 13,636.42 × 2,517.13
  4. Step 4: Simplify right side
    9,090.96x = 34,324,615.65
  5. Step 5: Solve for x
    x = 34,324,615.65/9,090.96
  6. Step 6: Final answer
    x = 3,775.69

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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.