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Finding the Fourth Proportional to 11,725.97, 17,583.63 and 5,059.32

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Solution

The fourth proportional to 11,725.97, 17,583.63 and 5,059.32 is: 7,586.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,725.97 : 17,583.63 = 5,059.32 : x
  2. Step 2: Convert to fraction form
    11,725.97/17,583.63 = 5,059.32/x
  3. Step 3: Cross multiply
    11,725.97x = 17,583.63 × 5,059.32
  4. Step 4: Simplify right side
    11,725.97x = 88,961,210.93
  5. Step 5: Solve for x
    x = 88,961,210.93/11,725.97
  6. Step 6: Final answer
    x = 7,586.68

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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.