Home / 4,133.82-5,705.33-2,715

Finding the Fourth Proportional to 4,133.82, 5,705.33 and 2,715

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Solution

The fourth proportional to 4,133.82, 5,705.33 and 2,715 is: 3,747.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,133.82 : 5,705.33 = 2,715 : x
  2. Step 2: Convert to fraction form
    4,133.82/5,705.33 = 2,715/x
  3. Step 3: Cross multiply
    4,133.82x = 5,705.33 × 2,715
  4. Step 4: Simplify right side
    4,133.82x = 15,489,970.95
  5. Step 5: Solve for x
    x = 15,489,970.95/4,133.82
  6. Step 6: Final answer
    x = 3,747.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.