Home / 8,028.68-11,079.24-4,671.58

Finding the Fourth Proportional to 8,028.68, 11,079.24 and 4,671.58

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Solution

The fourth proportional to 8,028.68, 11,079.24 and 4,671.58 is: 6,446.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.68 : 11,079.24 = 4,671.58 : x
  2. Step 2: Convert to fraction form
    8,028.68/11,079.24 = 4,671.58/x
  3. Step 3: Cross multiply
    8,028.68x = 11,079.24 × 4,671.58
  4. Step 4: Simplify right side
    8,028.68x = 51,757,556.00
  5. Step 5: Solve for x
    x = 51,757,556.00/8,028.68
  6. Step 6: Final answer
    x = 6,446.58

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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.