Home / 8,028.01-11,078.45-4,491.35

Finding the Fourth Proportional to 8,028.01, 11,078.45 and 4,491.35

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Solution

The fourth proportional to 8,028.01, 11,078.45 and 4,491.35 is: 6,197.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.01 : 11,078.45 = 4,491.35 : x
  2. Step 2: Convert to fraction form
    8,028.01/11,078.45 = 4,491.35/x
  3. Step 3: Cross multiply
    8,028.01x = 11,078.45 × 4,491.35
  4. Step 4: Simplify right side
    8,028.01x = 49,757,141.02
  5. Step 5: Solve for x
    x = 49,757,141.02/8,028.01
  6. Step 6: Final answer
    x = 6,197.95

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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.