Home / 1,932.17-2,667.03-1,175.95

Finding the Fourth Proportional to 1,932.17, 2,667.03 and 1,175.95

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Solution

The fourth proportional to 1,932.17, 2,667.03 and 1,175.95 is: 1,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.17 : 2,667.03 = 1,175.95 : x
  2. Step 2: Convert to fraction form
    1,932.17/2,667.03 = 1,175.95/x
  3. Step 3: Cross multiply
    1,932.17x = 2,667.03 × 1,175.95
  4. Step 4: Simplify right side
    1,932.17x = 3,136,293.93
  5. Step 5: Solve for x
    x = 3,136,293.93/1,932.17
  6. Step 6: Final answer
    x = 1,623.20

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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.