Home / 3,667.16-5,061.33-2,175.90

Finding the Fourth Proportional to 3,667.16, 5,061.33 and 2,175.90

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Solution

The fourth proportional to 3,667.16, 5,061.33 and 2,175.90 is: 3,003.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667.16 : 5,061.33 = 2,175.90 : x
  2. Step 2: Convert to fraction form
    3,667.16/5,061.33 = 2,175.90/x
  3. Step 3: Cross multiply
    3,667.16x = 5,061.33 × 2,175.90
  4. Step 4: Simplify right side
    3,667.16x = 11,012,947.95
  5. Step 5: Solve for x
    x = 11,012,947.95/3,667.16
  6. Step 6: Final answer
    x = 3,003.13

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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.