Home / 11,740.17-17,616.48-5,170.95

Finding the Fourth Proportional to 11,740.17, 17,616.48 and 5,170.95

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Solution

The fourth proportional to 11,740.17, 17,616.48 and 5,170.95 is: 7,759.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,740.17 : 17,616.48 = 5,170.95 : x
  2. Step 2: Convert to fraction form
    11,740.17/17,616.48 = 5,170.95/x
  3. Step 3: Cross multiply
    11,740.17x = 17,616.48 × 5,170.95
  4. Step 4: Simplify right side
    11,740.17x = 91,093,937.26
  5. Step 5: Solve for x
    x = 91,093,937.26/11,740.17
  6. Step 6: Final answer
    x = 7,759.17

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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.