Home / 8,028.96-11,081.16-4,673.76

Finding the Fourth Proportional to 8,028.96, 11,081.16 and 4,673.76

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Solution

The fourth proportional to 8,028.96, 11,081.16 and 4,673.76 is: 6,450.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.96 : 11,081.16 = 4,673.76 : x
  2. Step 2: Convert to fraction form
    8,028.96/11,081.16 = 4,673.76/x
  3. Step 3: Cross multiply
    8,028.96x = 11,081.16 × 4,673.76
  4. Step 4: Simplify right side
    8,028.96x = 51,790,682.36
  5. Step 5: Solve for x
    x = 51,790,682.36/8,028.96
  6. Step 6: Final answer
    x = 6,450.48

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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.