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Finding the Fourth Proportional to 11,739.02, 16,201.17 and 6,703.95

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Solution

The fourth proportional to 11,739.02, 16,201.17 and 6,703.95 is: 9,252.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,739.02 : 16,201.17 = 6,703.95 : x
  2. Step 2: Convert to fraction form
    11,739.02/16,201.17 = 6,703.95/x
  3. Step 3: Cross multiply
    11,739.02x = 16,201.17 × 6,703.95
  4. Step 4: Simplify right side
    11,739.02x = 108,611,833.62
  5. Step 5: Solve for x
    x = 108,611,833.62/11,739.02
  6. Step 6: Final answer
    x = 9,252.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.