Home / 8,052.46-12,078.10-2,208.60

Finding the Fourth Proportional to 8,052.46, 12,078.10 and 2,208.60

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Solution

The fourth proportional to 8,052.46, 12,078.10 and 2,208.60 is: 3,312.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.46 : 12,078.10 = 2,208.60 : x
  2. Step 2: Convert to fraction form
    8,052.46/12,078.10 = 2,208.60/x
  3. Step 3: Cross multiply
    8,052.46x = 12,078.10 × 2,208.60
  4. Step 4: Simplify right side
    8,052.46x = 26,675,691.66
  5. Step 5: Solve for x
    x = 26,675,691.66/8,052.46
  6. Step 6: Final answer
    x = 3,312.74

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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.