Home / 2,775.29-3,829.84-1,516.31

Finding the Fourth Proportional to 2,775.29, 3,829.84 and 1,516.31

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Solution

The fourth proportional to 2,775.29, 3,829.84 and 1,516.31 is: 2,092.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.29 : 3,829.84 = 1,516.31 : x
  2. Step 2: Convert to fraction form
    2,775.29/3,829.84 = 1,516.31/x
  3. Step 3: Cross multiply
    2,775.29x = 3,829.84 × 1,516.31
  4. Step 4: Simplify right side
    2,775.29x = 5,807,224.69
  5. Step 5: Solve for x
    x = 5,807,224.69/2,775.29
  6. Step 6: Final answer
    x = 2,092.47

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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.