Home / 8,028.72-11,080.92-4,884.36

Finding the Fourth Proportional to 8,028.72, 11,080.92 and 4,884.36

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Solution

The fourth proportional to 8,028.72, 11,080.92 and 4,884.36 is: 6,741.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.72 : 11,080.92 = 4,884.36 : x
  2. Step 2: Convert to fraction form
    8,028.72/11,080.92 = 4,884.36/x
  3. Step 3: Cross multiply
    8,028.72x = 11,080.92 × 4,884.36
  4. Step 4: Simplify right side
    8,028.72x = 54,123,202.41
  5. Step 5: Solve for x
    x = 54,123,202.41/8,028.72
  6. Step 6: Final answer
    x = 6,741.20

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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.