Home / 3,540.44-5,306.08-1,458.12

Finding the Fourth Proportional to 3,540.44, 5,306.08 and 1,458.12

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Solution

The fourth proportional to 3,540.44, 5,306.08 and 1,458.12 is: 2,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540.44 : 5,306.08 = 1,458.12 : x
  2. Step 2: Convert to fraction form
    3,540.44/5,306.08 = 1,458.12/x
  3. Step 3: Cross multiply
    3,540.44x = 5,306.08 × 1,458.12
  4. Step 4: Simplify right side
    3,540.44x = 7,736,901.37
  5. Step 5: Solve for x
    x = 7,736,901.37/3,540.44
  6. Step 6: Final answer
    x = 2,185.29

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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.