Home / 3,409.46-5,110.50-1,650.74

Finding the Fourth Proportional to 3,409.46, 5,110.50 and 1,650.74

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Solution

The fourth proportional to 3,409.46, 5,110.50 and 1,650.74 is: 2,474.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.46 : 5,110.50 = 1,650.74 : x
  2. Step 2: Convert to fraction form
    3,409.46/5,110.50 = 1,650.74/x
  3. Step 3: Cross multiply
    3,409.46x = 5,110.50 × 1,650.74
  4. Step 4: Simplify right side
    3,409.46x = 8,436,081.22
  5. Step 5: Solve for x
    x = 8,436,081.22/3,409.46
  6. Step 6: Final answer
    x = 2,474.32

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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.