Home / 2,667.11-3,680.24-1,487.95

Finding the Fourth Proportional to 2,667.11, 3,680.24 and 1,487.95

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Solution

The fourth proportional to 2,667.11, 3,680.24 and 1,487.95 is: 2,053.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667.11 : 3,680.24 = 1,487.95 : x
  2. Step 2: Convert to fraction form
    2,667.11/3,680.24 = 1,487.95/x
  3. Step 3: Cross multiply
    2,667.11x = 3,680.24 × 1,487.95
  4. Step 4: Simplify right side
    2,667.11x = 5,476,016.83
  5. Step 5: Solve for x
    x = 5,476,016.83/2,667.11
  6. Step 6: Final answer
    x = 2,053.17

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