Home / 8,345.15-12,522.04-3,668.44

Finding the Fourth Proportional to 8,345.15, 12,522.04 and 3,668.44

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Solution

The fourth proportional to 8,345.15, 12,522.04 and 3,668.44 is: 5,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,345.15 : 12,522.04 = 3,668.44 : x
  2. Step 2: Convert to fraction form
    8,345.15/12,522.04 = 3,668.44/x
  3. Step 3: Cross multiply
    8,345.15x = 12,522.04 × 3,668.44
  4. Step 4: Simplify right side
    8,345.15x = 45,936,352.42
  5. Step 5: Solve for x
    x = 45,936,352.42/8,345.15
  6. Step 6: Final answer
    x = 5,504.56

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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.