Home / 8,022.15-11,067.84-4,662.20

Finding the Fourth Proportional to 8,022.15, 11,067.84 and 4,662.20

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Solution

The fourth proportional to 8,022.15, 11,067.84 and 4,662.20 is: 6,432.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.15 : 11,067.84 = 4,662.20 : x
  2. Step 2: Convert to fraction form
    8,022.15/11,067.84 = 4,662.20/x
  3. Step 3: Cross multiply
    8,022.15x = 11,067.84 × 4,662.20
  4. Step 4: Simplify right side
    8,022.15x = 51,600,428.31
  5. Step 5: Solve for x
    x = 51,600,428.31/8,022.15
  6. Step 6: Final answer
    x = 6,432.24

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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.