Home / 8,027.76-11,078.31-4,490.96

Finding the Fourth Proportional to 8,027.76, 11,078.31 and 4,490.96

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Solution

The fourth proportional to 8,027.76, 11,078.31 and 4,490.96 is: 6,197.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,027.76 : 11,078.31 = 4,490.96 : x
  2. Step 2: Convert to fraction form
    8,027.76/11,078.31 = 4,490.96/x
  3. Step 3: Cross multiply
    8,027.76x = 11,078.31 × 4,490.96
  4. Step 4: Simplify right side
    8,027.76x = 49,752,191.69
  5. Step 5: Solve for x
    x = 49,752,191.69/8,027.76
  6. Step 6: Final answer
    x = 6,197.52

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1.5x scale

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.