Home / 8,113.82-11,197.14-4,577.12

Finding the Fourth Proportional to 8,113.82, 11,197.14 and 4,577.12

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Solution

The fourth proportional to 8,113.82, 11,197.14 and 4,577.12 is: 6,316.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113.82 : 11,197.14 = 4,577.12 : x
  2. Step 2: Convert to fraction form
    8,113.82/11,197.14 = 4,577.12/x
  3. Step 3: Cross multiply
    8,113.82x = 11,197.14 × 4,577.12
  4. Step 4: Simplify right side
    8,113.82x = 51,250,653.44
  5. Step 5: Solve for x
    x = 51,250,653.44/8,113.82
  6. Step 6: Final answer
    x = 6,316.46

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Half scale
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Double scale
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Similar ratio
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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.