Home / 11,621.43-16,035.60-6,584.61

Finding the Fourth Proportional to 11,621.43, 16,035.60 and 6,584.61

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Solution

The fourth proportional to 11,621.43, 16,035.60 and 6,584.61 is: 9,085.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.43 : 16,035.60 = 6,584.61 : x
  2. Step 2: Convert to fraction form
    11,621.43/16,035.60 = 6,584.61/x
  3. Step 3: Cross multiply
    11,621.43x = 16,035.60 × 6,584.61
  4. Step 4: Simplify right side
    11,621.43x = 105,588,172.12
  5. Step 5: Solve for x
    x = 105,588,172.12/11,621.43
  6. Step 6: Final answer
    x = 9,085.64

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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.