Home / 5,506.08-8,262.72-2,218.56

Finding the Fourth Proportional to 5,506.08, 8,262.72 and 2,218.56

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Solution

The fourth proportional to 5,506.08, 8,262.72 and 2,218.56 is: 3,329.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.08 : 8,262.72 = 2,218.56 : x
  2. Step 2: Convert to fraction form
    5,506.08/8,262.72 = 2,218.56/x
  3. Step 3: Cross multiply
    5,506.08x = 8,262.72 × 2,218.56
  4. Step 4: Simplify right side
    5,506.08x = 18,331,340.08
  5. Step 5: Solve for x
    x = 18,331,340.08/5,506.08
  6. Step 6: Final answer
    x = 3,329.29

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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.