Home / 3,093.72-4,648.18-1,983.61

Finding the Fourth Proportional to 3,093.72, 4,648.18 and 1,983.61

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Solution

The fourth proportional to 3,093.72, 4,648.18 and 1,983.61 is: 2,980.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.72 : 4,648.18 = 1,983.61 : x
  2. Step 2: Convert to fraction form
    3,093.72/4,648.18 = 1,983.61/x
  3. Step 3: Cross multiply
    3,093.72x = 4,648.18 × 1,983.61
  4. Step 4: Simplify right side
    3,093.72x = 9,220,176.33
  5. Step 5: Solve for x
    x = 9,220,176.33/3,093.72
  6. Step 6: Final answer
    x = 2,980.29

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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.