Home / 8,216.56-12,316.62-2,950.14

Finding the Fourth Proportional to 8,216.56, 12,316.62 and 2,950.14

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Solution

The fourth proportional to 8,216.56, 12,316.62 and 2,950.14 is: 4,422.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,216.56 : 12,316.62 = 2,950.14 : x
  2. Step 2: Convert to fraction form
    8,216.56/12,316.62 = 2,950.14/x
  3. Step 3: Cross multiply
    8,216.56x = 12,316.62 × 2,950.14
  4. Step 4: Simplify right side
    8,216.56x = 36,335,753.33
  5. Step 5: Solve for x
    x = 36,335,753.33/8,216.56
  6. Step 6: Final answer
    x = 4,422.26

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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.