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Finding the Fourth Proportional to 8,907.83, 13,359.92 and 3,064.89

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Solution

The fourth proportional to 8,907.83, 13,359.92 and 3,064.89 is: 4,596.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907.83 : 13,359.92 = 3,064.89 : x
  2. Step 2: Convert to fraction form
    8,907.83/13,359.92 = 3,064.89/x
  3. Step 3: Cross multiply
    8,907.83x = 13,359.92 × 3,064.89
  4. Step 4: Simplify right side
    8,907.83x = 40,946,669.88
  5. Step 5: Solve for x
    x = 40,946,669.88/8,907.83
  6. Step 6: Final answer
    x = 4,596.71

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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.