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Finding the Fourth Proportional to 8,879.04, 13,322.34 and 3,335.04

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Solution

The fourth proportional to 8,879.04, 13,322.34 and 3,335.04 is: 5,003.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,879.04 : 13,322.34 = 3,335.04 : x
  2. Step 2: Convert to fraction form
    8,879.04/13,322.34 = 3,335.04/x
  3. Step 3: Cross multiply
    8,879.04x = 13,322.34 × 3,335.04
  4. Step 4: Simplify right side
    8,879.04x = 44,430,536.79
  5. Step 5: Solve for x
    x = 44,430,536.79/8,879.04
  6. Step 6: Final answer
    x = 5,003.98

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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.