Home / 3,288.16-4,922.67-1,724.46

Finding the Fourth Proportional to 3,288.16, 4,922.67 and 1,724.46

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Solution

The fourth proportional to 3,288.16, 4,922.67 and 1,724.46 is: 2,581.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.16 : 4,922.67 = 1,724.46 : x
  2. Step 2: Convert to fraction form
    3,288.16/4,922.67 = 1,724.46/x
  3. Step 3: Cross multiply
    3,288.16x = 4,922.67 × 1,724.46
  4. Step 4: Simplify right side
    3,288.16x = 8,488,922.89
  5. Step 5: Solve for x
    x = 8,488,922.89/3,288.16
  6. Step 6: Final answer
    x = 2,581.66

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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.