Home / 2,793.14-4,186.25-1,561.42

Finding the Fourth Proportional to 2,793.14, 4,186.25 and 1,561.42

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Solution

The fourth proportional to 2,793.14, 4,186.25 and 1,561.42 is: 2,340.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.14 : 4,186.25 = 1,561.42 : x
  2. Step 2: Convert to fraction form
    2,793.14/4,186.25 = 1,561.42/x
  3. Step 3: Cross multiply
    2,793.14x = 4,186.25 × 1,561.42
  4. Step 4: Simplify right side
    2,793.14x = 6,536,494.48
  5. Step 5: Solve for x
    x = 6,536,494.48/2,793.14
  6. Step 6: Final answer
    x = 2,340.20

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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.