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Finding the Fourth Proportional to 8,794.08, 13,187.16 and 3,246.48

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Solution

The fourth proportional to 8,794.08, 13,187.16 and 3,246.48 is: 4,868.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.08 : 13,187.16 = 3,246.48 : x
  2. Step 2: Convert to fraction form
    8,794.08/13,187.16 = 3,246.48/x
  3. Step 3: Cross multiply
    8,794.08x = 13,187.16 × 3,246.48
  4. Step 4: Simplify right side
    8,794.08x = 42,811,851.20
  5. Step 5: Solve for x
    x = 42,811,851.20/8,794.08
  6. Step 6: Final answer
    x = 4,868.26

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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.