Home / 3,092.92-4,640.29-1,145.27

Finding the Fourth Proportional to 3,092.92, 4,640.29 and 1,145.27

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Solution

The fourth proportional to 3,092.92, 4,640.29 and 1,145.27 is: 1,718.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.92 : 4,640.29 = 1,145.27 : x
  2. Step 2: Convert to fraction form
    3,092.92/4,640.29 = 1,145.27/x
  3. Step 3: Cross multiply
    3,092.92x = 4,640.29 × 1,145.27
  4. Step 4: Simplify right side
    3,092.92x = 5,314,393.67
  5. Step 5: Solve for x
    x = 5,314,393.67/3,092.92
  6. Step 6: Final answer
    x = 1,718.25

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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.