Home / 4,825.68-7,231.08-3,587.28

Finding the Fourth Proportional to 4,825.68, 7,231.08 and 3,587.28

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Solution

The fourth proportional to 4,825.68, 7,231.08 and 3,587.28 is: 5,375.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825.68 : 7,231.08 = 3,587.28 : x
  2. Step 2: Convert to fraction form
    4,825.68/7,231.08 = 3,587.28/x
  3. Step 3: Cross multiply
    4,825.68x = 7,231.08 × 3,587.28
  4. Step 4: Simplify right side
    4,825.68x = 25,939,908.66
  5. Step 5: Solve for x
    x = 25,939,908.66/4,825.68
  6. Step 6: Final answer
    x = 5,375.39

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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.