Home / 8,027.79-11,078.16-4,491.33

Finding the Fourth Proportional to 8,027.79, 11,078.16 and 4,491.33

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Solution

The fourth proportional to 8,027.79, 11,078.16 and 4,491.33 is: 6,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,027.79 : 11,078.16 = 4,491.33 : x
  2. Step 2: Convert to fraction form
    8,027.79/11,078.16 = 4,491.33/x
  3. Step 3: Cross multiply
    8,027.79x = 11,078.16 × 4,491.33
  4. Step 4: Simplify right side
    8,027.79x = 49,755,672.35
  5. Step 5: Solve for x
    x = 49,755,672.35/8,027.79
  6. Step 6: Final answer
    x = 6,197.93

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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.