Home / 4,821.26-7,231.59-1,536.71

Finding the Fourth Proportional to 4,821.26, 7,231.59 and 1,536.71

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Solution

The fourth proportional to 4,821.26, 7,231.59 and 1,536.71 is: 2,304.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,821.26 : 7,231.59 = 1,536.71 : x
  2. Step 2: Convert to fraction form
    4,821.26/7,231.59 = 1,536.71/x
  3. Step 3: Cross multiply
    4,821.26x = 7,231.59 × 1,536.71
  4. Step 4: Simplify right side
    4,821.26x = 11,112,874.75
  5. Step 5: Solve for x
    x = 11,112,874.75/4,821.26
  6. Step 6: Final answer
    x = 2,304.97

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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.