Home / 5,382.64-8,067.30-2,261.44

Finding the Fourth Proportional to 5,382.64, 8,067.30 and 2,261.44

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Solution

The fourth proportional to 5,382.64, 8,067.30 and 2,261.44 is: 3,389.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,382.64 : 8,067.30 = 2,261.44 : x
  2. Step 2: Convert to fraction form
    5,382.64/8,067.30 = 2,261.44/x
  3. Step 3: Cross multiply
    5,382.64x = 8,067.30 × 2,261.44
  4. Step 4: Simplify right side
    5,382.64x = 18,243,714.91
  5. Step 5: Solve for x
    x = 18,243,714.91/5,382.64
  6. Step 6: Final answer
    x = 3,389.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.