Home / 11,216.82-16,825.32-4,642.92

Finding the Fourth Proportional to 11,216.82, 16,825.32 and 4,642.92

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Solution

The fourth proportional to 11,216.82, 16,825.32 and 4,642.92 is: 6,964.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.82 : 16,825.32 = 4,642.92 : x
  2. Step 2: Convert to fraction form
    11,216.82/16,825.32 = 4,642.92/x
  3. Step 3: Cross multiply
    11,216.82x = 16,825.32 × 4,642.92
  4. Step 4: Simplify right side
    11,216.82x = 78,118,614.73
  5. Step 5: Solve for x
    x = 78,118,614.73/11,216.82
  6. Step 6: Final answer
    x = 6,964.42

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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.