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Finding the Fourth Proportional to 11,804.76, 17,709.07 and 3,485.62

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Solution

The fourth proportional to 11,804.76, 17,709.07 and 3,485.62 is: 5,229.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.76 : 17,709.07 = 3,485.62 : x
  2. Step 2: Convert to fraction form
    11,804.76/17,709.07 = 3,485.62/x
  3. Step 3: Cross multiply
    11,804.76x = 17,709.07 × 3,485.62
  4. Step 4: Simplify right side
    11,804.76x = 61,727,106.35
  5. Step 5: Solve for x
    x = 61,727,106.35/11,804.76
  6. Step 6: Final answer
    x = 5,229.00

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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.