Home / 11,260.32-15,540.05-6,224.43

Finding the Fourth Proportional to 11,260.32, 15,540.05 and 6,224.43

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Solution

The fourth proportional to 11,260.32, 15,540.05 and 6,224.43 is: 8,590.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.32 : 15,540.05 = 6,224.43 : x
  2. Step 2: Convert to fraction form
    11,260.32/15,540.05 = 6,224.43/x
  3. Step 3: Cross multiply
    11,260.32x = 15,540.05 × 6,224.43
  4. Step 4: Simplify right side
    11,260.32x = 96,727,922.30
  5. Step 5: Solve for x
    x = 96,727,922.30/11,260.32
  6. Step 6: Final answer
    x = 8,590.16

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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.