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Finding the Fourth Proportional to 8,246.63, 12,370.01 and 3,629.63

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Solution

The fourth proportional to 8,246.63, 12,370.01 and 3,629.63 is: 5,444.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.63 : 12,370.01 = 3,629.63 : x
  2. Step 2: Convert to fraction form
    8,246.63/12,370.01 = 3,629.63/x
  3. Step 3: Cross multiply
    8,246.63x = 12,370.01 × 3,629.63
  4. Step 4: Simplify right side
    8,246.63x = 44,898,479.40
  5. Step 5: Solve for x
    x = 44,898,479.40/8,246.63
  6. Step 6: Final answer
    x = 5,444.47

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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.