Home / 9,090.88-13,636.32-2,517.07

Finding the Fourth Proportional to 9,090.88, 13,636.32 and 2,517.07

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Solution

The fourth proportional to 9,090.88, 13,636.32 and 2,517.07 is: 3,775.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,090.88 : 13,636.32 = 2,517.07 : x
  2. Step 2: Convert to fraction form
    9,090.88/13,636.32 = 2,517.07/x
  3. Step 3: Cross multiply
    9,090.88x = 13,636.32 × 2,517.07
  4. Step 4: Simplify right side
    9,090.88x = 34,323,571.98
  5. Step 5: Solve for x
    x = 34,323,571.98/9,090.88
  6. Step 6: Final answer
    x = 3,775.61

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Half scale
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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.