Home / 2,516.31-3,771.86-1,692.63

Finding the Fourth Proportional to 2,516.31, 3,771.86 and 1,692.63

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Solution

The fourth proportional to 2,516.31, 3,771.86 and 1,692.63 is: 2,537.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516.31 : 3,771.86 = 1,692.63 : x
  2. Step 2: Convert to fraction form
    2,516.31/3,771.86 = 1,692.63/x
  3. Step 3: Cross multiply
    2,516.31x = 3,771.86 × 1,692.63
  4. Step 4: Simplify right side
    2,516.31x = 6,384,354.93
  5. Step 5: Solve for x
    x = 6,384,354.93/2,516.31
  6. Step 6: Final answer
    x = 2,537.19

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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.