Home / 2,680.08-4,013.64-2,632.56

Finding the Fourth Proportional to 2,680.08, 4,013.64 and 2,632.56

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Solution

The fourth proportional to 2,680.08, 4,013.64 and 2,632.56 is: 3,942.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680.08 : 4,013.64 = 2,632.56 : x
  2. Step 2: Convert to fraction form
    2,680.08/4,013.64 = 2,632.56/x
  3. Step 3: Cross multiply
    2,680.08x = 4,013.64 × 2,632.56
  4. Step 4: Simplify right side
    2,680.08x = 10,566,148.12
  5. Step 5: Solve for x
    x = 10,566,148.12/2,680.08
  6. Step 6: Final answer
    x = 3,942.47

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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.