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Finding the Fourth Proportional to 9,879.35, 14,819.03 and 4,035.96

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Solution

The fourth proportional to 9,879.35, 14,819.03 and 4,035.96 is: 6,053.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879.35 : 14,819.03 = 4,035.96 : x
  2. Step 2: Convert to fraction form
    9,879.35/14,819.03 = 4,035.96/x
  3. Step 3: Cross multiply
    9,879.35x = 14,819.03 × 4,035.96
  4. Step 4: Simplify right side
    9,879.35x = 59,809,012.32
  5. Step 5: Solve for x
    x = 59,809,012.32/9,879.35
  6. Step 6: Final answer
    x = 6,053.94

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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.