Home / 2,680.52-4,021.79-1,037.16

Finding the Fourth Proportional to 2,680.52, 4,021.79 and 1,037.16

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Solution

The fourth proportional to 2,680.52, 4,021.79 and 1,037.16 is: 1,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680.52 : 4,021.79 = 1,037.16 : x
  2. Step 2: Convert to fraction form
    2,680.52/4,021.79 = 1,037.16/x
  3. Step 3: Cross multiply
    2,680.52x = 4,021.79 × 1,037.16
  4. Step 4: Simplify right side
    2,680.52x = 4,171,234.53
  5. Step 5: Solve for x
    x = 4,171,234.53/2,680.52
  6. Step 6: Final answer
    x = 1,556.13

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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.