Home / 2,973.96-4,103.92-1,647.54

Finding the Fourth Proportional to 2,973.96, 4,103.92 and 1,647.54

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Solution

The fourth proportional to 2,973.96, 4,103.92 and 1,647.54 is: 2,273.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.96 : 4,103.92 = 1,647.54 : x
  2. Step 2: Convert to fraction form
    2,973.96/4,103.92 = 1,647.54/x
  3. Step 3: Cross multiply
    2,973.96x = 4,103.92 × 1,647.54
  4. Step 4: Simplify right side
    2,973.96x = 6,761,372.36
  5. Step 5: Solve for x
    x = 6,761,372.36/2,973.96
  6. Step 6: Final answer
    x = 2,273.52

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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.