Home / 3,707.73-5,117.14-2,135.82

Finding the Fourth Proportional to 3,707.73, 5,117.14 and 2,135.82

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Solution

The fourth proportional to 3,707.73, 5,117.14 and 2,135.82 is: 2,947.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.73 : 5,117.14 = 2,135.82 : x
  2. Step 2: Convert to fraction form
    3,707.73/5,117.14 = 2,135.82/x
  3. Step 3: Cross multiply
    3,707.73x = 5,117.14 × 2,135.82
  4. Step 4: Simplify right side
    3,707.73x = 10,929,311.81
  5. Step 5: Solve for x
    x = 10,929,311.81/3,707.73
  6. Step 6: Final answer
    x = 2,947.71

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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.