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Finding the Fourth Proportional to 8,322.69, 12,467.03 and 3,873.63

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Solution

The fourth proportional to 8,322.69, 12,467.03 and 3,873.63 is: 5,802.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,322.69 : 12,467.03 = 3,873.63 : x
  2. Step 2: Convert to fraction form
    8,322.69/12,467.03 = 3,873.63/x
  3. Step 3: Cross multiply
    8,322.69x = 12,467.03 × 3,873.63
  4. Step 4: Simplify right side
    8,322.69x = 48,292,642.05
  5. Step 5: Solve for x
    x = 48,292,642.05/8,322.69
  6. Step 6: Final answer
    x = 5,802.53

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1.5x scale

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.