Home / 11,333.72-15,640.44-6,229.32

Finding the Fourth Proportional to 11,333.72, 15,640.44 and 6,229.32

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Solution

The fourth proportional to 11,333.72, 15,640.44 and 6,229.32 is: 8,596.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.72 : 15,640.44 = 6,229.32 : x
  2. Step 2: Convert to fraction form
    11,333.72/15,640.44 = 6,229.32/x
  3. Step 3: Cross multiply
    11,333.72x = 15,640.44 × 6,229.32
  4. Step 4: Simplify right side
    11,333.72x = 97,429,305.70
  5. Step 5: Solve for x
    x = 97,429,305.70/11,333.72
  6. Step 6: Final answer
    x = 8,596.41

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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.