Home / 8,116.22-11,193.89-5,597.75

Finding the Fourth Proportional to 8,116.22, 11,193.89 and 5,597.75

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Solution

The fourth proportional to 8,116.22, 11,193.89 and 5,597.75 is: 7,720.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.22 : 11,193.89 = 5,597.75 : x
  2. Step 2: Convert to fraction form
    8,116.22/11,193.89 = 5,597.75/x
  3. Step 3: Cross multiply
    8,116.22x = 11,193.89 × 5,597.75
  4. Step 4: Simplify right side
    8,116.22x = 62,660,513.79
  5. Step 5: Solve for x
    x = 62,660,513.79/8,116.22
  6. Step 6: Final answer
    x = 7,720.41

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Half scale
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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.