Home / 2,516.82-3,769.02-1,282.47

Finding the Fourth Proportional to 2,516.82, 3,769.02 and 1,282.47

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Solution

The fourth proportional to 2,516.82, 3,769.02 and 1,282.47 is: 1,920.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.82 : 3,769.02 = 1,282.47 : x
  2. Step 2: Convert to fraction form
    2,516.82/3,769.02 = 1,282.47/x
  3. Step 3: Cross multiply
    2,516.82x = 3,769.02 × 1,282.47
  4. Step 4: Simplify right side
    2,516.82x = 4,833,655.08
  5. Step 5: Solve for x
    x = 4,833,655.08/2,516.82
  6. Step 6: Final answer
    x = 1,920.54

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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.