Home / 8,218.94-12,329.62-3,024.42

Finding the Fourth Proportional to 8,218.94, 12,329.62 and 3,024.42

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Solution

The fourth proportional to 8,218.94, 12,329.62 and 3,024.42 is: 4,537.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,218.94 : 12,329.62 = 3,024.42 : x
  2. Step 2: Convert to fraction form
    8,218.94/12,329.62 = 3,024.42/x
  3. Step 3: Cross multiply
    8,218.94x = 12,329.62 × 3,024.42
  4. Step 4: Simplify right side
    8,218.94x = 37,289,949.32
  5. Step 5: Solve for x
    x = 37,289,949.32/8,218.94
  6. Step 6: Final answer
    x = 4,537.08

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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.