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Finding the Fourth Proportional to 8,751.26, 13,122.03 and 2,904.68

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Solution

The fourth proportional to 8,751.26, 13,122.03 and 2,904.68 is: 4,355.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751.26 : 13,122.03 = 2,904.68 : x
  2. Step 2: Convert to fraction form
    8,751.26/13,122.03 = 2,904.68/x
  3. Step 3: Cross multiply
    8,751.26x = 13,122.03 × 2,904.68
  4. Step 4: Simplify right side
    8,751.26x = 38,115,298.10
  5. Step 5: Solve for x
    x = 38,115,298.10/8,751.26
  6. Step 6: Final answer
    x = 4,355.41

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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.