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Finding the Fourth Proportional to 9,261.17, 13,892.19 and 3,021.17

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Solution

The fourth proportional to 9,261.17, 13,892.19 and 3,021.17 is: 4,531.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261.17 : 13,892.19 = 3,021.17 : x
  2. Step 2: Convert to fraction form
    9,261.17/13,892.19 = 3,021.17/x
  3. Step 3: Cross multiply
    9,261.17x = 13,892.19 × 3,021.17
  4. Step 4: Simplify right side
    9,261.17x = 41,970,667.66
  5. Step 5: Solve for x
    x = 41,970,667.66/9,261.17
  6. Step 6: Final answer
    x = 4,531.90

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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.