Home / 3,244.75-4,871.66-1,664.57

Finding the Fourth Proportional to 3,244.75, 4,871.66 and 1,664.57

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Solution

The fourth proportional to 3,244.75, 4,871.66 and 1,664.57 is: 2,499.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.75 : 4,871.66 = 1,664.57 : x
  2. Step 2: Convert to fraction form
    3,244.75/4,871.66 = 1,664.57/x
  3. Step 3: Cross multiply
    3,244.75x = 4,871.66 × 1,664.57
  4. Step 4: Simplify right side
    3,244.75x = 8,109,222.94
  5. Step 5: Solve for x
    x = 8,109,222.94/3,244.75
  6. Step 6: Final answer
    x = 2,499.18

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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.