Home / 4,218.18-6,320.43-2,569.73

Finding the Fourth Proportional to 4,218.18, 6,320.43 and 2,569.73

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Solution

The fourth proportional to 4,218.18, 6,320.43 and 2,569.73 is: 3,850.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.18 : 6,320.43 = 2,569.73 : x
  2. Step 2: Convert to fraction form
    4,218.18/6,320.43 = 2,569.73/x
  3. Step 3: Cross multiply
    4,218.18x = 6,320.43 × 2,569.73
  4. Step 4: Simplify right side
    4,218.18x = 16,241,766.98
  5. Step 5: Solve for x
    x = 16,241,766.98/4,218.18
  6. Step 6: Final answer
    x = 3,850.42

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1.5x scale

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.