Home / 8,206.22-12,306.81-2,361.26

Finding the Fourth Proportional to 8,206.22, 12,306.81 and 2,361.26

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Solution

The fourth proportional to 8,206.22, 12,306.81 and 2,361.26 is: 3,541.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206.22 : 12,306.81 = 2,361.26 : x
  2. Step 2: Convert to fraction form
    8,206.22/12,306.81 = 2,361.26/x
  3. Step 3: Cross multiply
    8,206.22x = 12,306.81 × 2,361.26
  4. Step 4: Simplify right side
    8,206.22x = 29,059,578.18
  5. Step 5: Solve for x
    x = 29,059,578.18/8,206.22
  6. Step 6: Final answer
    x = 3,541.16

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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.