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Finding the Fourth Proportional to 11,804.85, 17,707.22 and 4,407.39

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Solution

The fourth proportional to 11,804.85, 17,707.22 and 4,407.39 is: 6,611.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,804.85 : 17,707.22 = 4,407.39 : x
  2. Step 2: Convert to fraction form
    11,804.85/17,707.22 = 4,407.39/x
  3. Step 3: Cross multiply
    11,804.85x = 17,707.22 × 4,407.39
  4. Step 4: Simplify right side
    11,804.85x = 78,042,602.32
  5. Step 5: Solve for x
    x = 78,042,602.32/11,804.85
  6. Step 6: Final answer
    x = 6,611.06

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1.5x scale

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.