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Finding the Fourth Proportional to 6,608.63, 9,914.47 and 2,225.98

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Solution

The fourth proportional to 6,608.63, 9,914.47 and 2,225.98 is: 3,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.63 : 9,914.47 = 2,225.98 : x
  2. Step 2: Convert to fraction form
    6,608.63/9,914.47 = 2,225.98/x
  3. Step 3: Cross multiply
    6,608.63x = 9,914.47 × 2,225.98
  4. Step 4: Simplify right side
    6,608.63x = 22,069,411.93
  5. Step 5: Solve for x
    x = 22,069,411.93/6,608.63
  6. Step 6: Final answer
    x = 3,339.48

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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.