Home / 1,171.41-1,752.19-1,083.93

Finding the Fourth Proportional to 1,171.41, 1,752.19 and 1,083.93

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Solution

The fourth proportional to 1,171.41, 1,752.19 and 1,083.93 is: 1,621.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,171.41 : 1,752.19 = 1,083.93 : x
  2. Step 2: Convert to fraction form
    1,171.41/1,752.19 = 1,083.93/x
  3. Step 3: Cross multiply
    1,171.41x = 1,752.19 × 1,083.93
  4. Step 4: Simplify right side
    1,171.41x = 1,899,251.31
  5. Step 5: Solve for x
    x = 1,899,251.31/1,171.41
  6. Step 6: Final answer
    x = 1,621.34

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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.