Home / 2,684.85-4,016.93-1,644.63

Finding the Fourth Proportional to 2,684.85, 4,016.93 and 1,644.63

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Solution

The fourth proportional to 2,684.85, 4,016.93 and 1,644.63 is: 2,460.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.85 : 4,016.93 = 1,644.63 : x
  2. Step 2: Convert to fraction form
    2,684.85/4,016.93 = 1,644.63/x
  3. Step 3: Cross multiply
    2,684.85x = 4,016.93 × 1,644.63
  4. Step 4: Simplify right side
    2,684.85x = 6,606,355.36
  5. Step 5: Solve for x
    x = 6,606,355.36/2,684.85
  6. Step 6: Final answer
    x = 2,460.61

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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.