Home / 8,216.12-12,297.38-4,462.23

Finding the Fourth Proportional to 8,216.12, 12,297.38 and 4,462.23

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Solution

The fourth proportional to 8,216.12, 12,297.38 and 4,462.23 is: 6,678.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.12 : 12,297.38 = 4,462.23 : x
  2. Step 2: Convert to fraction form
    8,216.12/12,297.38 = 4,462.23/x
  3. Step 3: Cross multiply
    8,216.12x = 12,297.38 × 4,462.23
  4. Step 4: Simplify right side
    8,216.12x = 54,873,715.65
  5. Step 5: Solve for x
    x = 54,873,715.65/8,216.12
  6. Step 6: Final answer
    x = 6,678.78

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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.