Home / 11,626.64-16,044.88-6,321.57

Finding the Fourth Proportional to 11,626.64, 16,044.88 and 6,321.57

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Solution

The fourth proportional to 11,626.64, 16,044.88 and 6,321.57 is: 8,723.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,626.64 : 16,044.88 = 6,321.57 : x
  2. Step 2: Convert to fraction form
    11,626.64/16,044.88 = 6,321.57/x
  3. Step 3: Cross multiply
    11,626.64x = 16,044.88 × 6,321.57
  4. Step 4: Simplify right side
    11,626.64x = 101,428,832.06
  5. Step 5: Solve for x
    x = 101,428,832.06/11,626.64
  6. Step 6: Final answer
    x = 8,723.83

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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.