Home / 11,659.19-16,092.83-6,623.62

Finding the Fourth Proportional to 11,659.19, 16,092.83 and 6,623.62

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Solution

The fourth proportional to 11,659.19, 16,092.83 and 6,623.62 is: 9,142.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659.19 : 16,092.83 = 6,623.62 : x
  2. Step 2: Convert to fraction form
    11,659.19/16,092.83 = 6,623.62/x
  3. Step 3: Cross multiply
    11,659.19x = 16,092.83 × 6,623.62
  4. Step 4: Simplify right side
    11,659.19x = 106,592,820.24
  5. Step 5: Solve for x
    x = 106,592,820.24/11,659.19
  6. Step 6: Final answer
    x = 9,142.39

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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.