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Finding the Fourth Proportional to 9,265.88, 13,857.60 and 8,232.60

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Solution

The fourth proportional to 9,265.88, 13,857.60 and 8,232.60 is: 12,312.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,265.88 : 13,857.60 = 8,232.60 : x
  2. Step 2: Convert to fraction form
    9,265.88/13,857.60 = 8,232.60/x
  3. Step 3: Cross multiply
    9,265.88x = 13,857.60 × 8,232.60
  4. Step 4: Simplify right side
    9,265.88x = 114,084,077.76
  5. Step 5: Solve for x
    x = 114,084,077.76/9,265.88
  6. Step 6: Final answer
    x = 12,312.28

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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.