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Finding the Fourth Proportional to 11,662.84, 17,482.11 and 5,087.26

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Solution

The fourth proportional to 11,662.84, 17,482.11 and 5,087.26 is: 7,625.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,662.84 : 17,482.11 = 5,087.26 : x
  2. Step 2: Convert to fraction form
    11,662.84/17,482.11 = 5,087.26/x
  3. Step 3: Cross multiply
    11,662.84x = 17,482.11 × 5,087.26
  4. Step 4: Simplify right side
    11,662.84x = 88,936,038.92
  5. Step 5: Solve for x
    x = 88,936,038.92/11,662.84
  6. Step 6: Final answer
    x = 7,625.59

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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.