Home / 5,680.52-7,837.32-4,481.72

Finding the Fourth Proportional to 5,680.52, 7,837.32 and 4,481.72

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Solution

The fourth proportional to 5,680.52, 7,837.32 and 4,481.72 is: 6,183.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680.52 : 7,837.32 = 4,481.72 : x
  2. Step 2: Convert to fraction form
    5,680.52/7,837.32 = 4,481.72/x
  3. Step 3: Cross multiply
    5,680.52x = 7,837.32 × 4,481.72
  4. Step 4: Simplify right side
    5,680.52x = 35,124,673.79
  5. Step 5: Solve for x
    x = 35,124,673.79/5,680.52
  6. Step 6: Final answer
    x = 6,183.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.