Home / 11,238.32-16,851.62-3,339.75

Finding the Fourth Proportional to 11,238.32, 16,851.62 and 3,339.75

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Solution

The fourth proportional to 11,238.32, 16,851.62 and 3,339.75 is: 5,007.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,238.32 : 16,851.62 = 3,339.75 : x
  2. Step 2: Convert to fraction form
    11,238.32/16,851.62 = 3,339.75/x
  3. Step 3: Cross multiply
    11,238.32x = 16,851.62 × 3,339.75
  4. Step 4: Simplify right side
    11,238.32x = 56,280,181.20
  5. Step 5: Solve for x
    x = 56,280,181.20/11,238.32
  6. Step 6: Final answer
    x = 5,007.88

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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.