Home / 2,905.94-4,010.31-1,629.92

Finding the Fourth Proportional to 2,905.94, 4,010.31 and 1,629.92

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Solution

The fourth proportional to 2,905.94, 4,010.31 and 1,629.92 is: 2,249.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.94 : 4,010.31 = 1,629.92 : x
  2. Step 2: Convert to fraction form
    2,905.94/4,010.31 = 1,629.92/x
  3. Step 3: Cross multiply
    2,905.94x = 4,010.31 × 1,629.92
  4. Step 4: Simplify right side
    2,905.94x = 6,536,494.50
  5. Step 5: Solve for x
    x = 6,536,494.50/2,905.94
  6. Step 6: Final answer
    x = 2,249.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.