Home / 8,452.22-12,677.72-3,772.64

Finding the Fourth Proportional to 8,452.22, 12,677.72 and 3,772.64

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Solution

The fourth proportional to 8,452.22, 12,677.72 and 3,772.64 is: 5,658.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,452.22 : 12,677.72 = 3,772.64 : x
  2. Step 2: Convert to fraction form
    8,452.22/12,677.72 = 3,772.64/x
  3. Step 3: Cross multiply
    8,452.22x = 12,677.72 × 3,772.64
  4. Step 4: Simplify right side
    8,452.22x = 47,828,486.41
  5. Step 5: Solve for x
    x = 47,828,486.41/8,452.22
  6. Step 6: Final answer
    x = 5,658.69

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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.