Home / 3,197.16-4,793.40-2,154.56

Finding the Fourth Proportional to 3,197.16, 4,793.40 and 2,154.56

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Solution

The fourth proportional to 3,197.16, 4,793.40 and 2,154.56 is: 3,230.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197.16 : 4,793.40 = 2,154.56 : x
  2. Step 2: Convert to fraction form
    3,197.16/4,793.40 = 2,154.56/x
  3. Step 3: Cross multiply
    3,197.16x = 4,793.40 × 2,154.56
  4. Step 4: Simplify right side
    3,197.16x = 10,327,643.94
  5. Step 5: Solve for x
    x = 10,327,643.94/3,197.16
  6. Step 6: Final answer
    x = 3,230.26

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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.