Home / 7,528.32-11,282.40-3,367.44

Finding the Fourth Proportional to 7,528.32, 11,282.40 and 3,367.44

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Solution

The fourth proportional to 7,528.32, 11,282.40 and 3,367.44 is: 5,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528.32 : 11,282.40 = 3,367.44 : x
  2. Step 2: Convert to fraction form
    7,528.32/11,282.40 = 3,367.44/x
  3. Step 3: Cross multiply
    7,528.32x = 11,282.40 × 3,367.44
  4. Step 4: Simplify right side
    7,528.32x = 37,992,805.06
  5. Step 5: Solve for x
    x = 37,992,805.06/7,528.32
  6. Step 6: Final answer
    x = 5,046.65

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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.