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Finding the Fourth Proportional to 8,336.26, 12,506 and 4,445.02

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Solution

The fourth proportional to 8,336.26, 12,506 and 4,445.02 is: 6,668.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.26 : 12,506 = 4,445.02 : x
  2. Step 2: Convert to fraction form
    8,336.26/12,506 = 4,445.02/x
  3. Step 3: Cross multiply
    8,336.26x = 12,506 × 4,445.02
  4. Step 4: Simplify right side
    8,336.26x = 55,589,420.12
  5. Step 5: Solve for x
    x = 55,589,420.12/8,336.26
  6. Step 6: Final answer
    x = 6,668.39

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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.