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Finding the Fourth Proportional to 8,995.97, 13,494.36 and 2,755.53

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Solution

The fourth proportional to 8,995.97, 13,494.36 and 2,755.53 is: 4,133.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,995.97 : 13,494.36 = 2,755.53 : x
  2. Step 2: Convert to fraction form
    8,995.97/13,494.36 = 2,755.53/x
  3. Step 3: Cross multiply
    8,995.97x = 13,494.36 × 2,755.53
  4. Step 4: Simplify right side
    8,995.97x = 37,184,124.14
  5. Step 5: Solve for x
    x = 37,184,124.14/8,995.97
  6. Step 6: Final answer
    x = 4,133.42

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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.