Home / 8,261.94-11,401.45-4,725.14

Finding the Fourth Proportional to 8,261.94, 11,401.45 and 4,725.14

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Solution

The fourth proportional to 8,261.94, 11,401.45 and 4,725.14 is: 6,520.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,261.94 : 11,401.45 = 4,725.14 : x
  2. Step 2: Convert to fraction form
    8,261.94/11,401.45 = 4,725.14/x
  3. Step 3: Cross multiply
    8,261.94x = 11,401.45 × 4,725.14
  4. Step 4: Simplify right side
    8,261.94x = 53,873,464.14
  5. Step 5: Solve for x
    x = 53,873,464.14/8,261.94
  6. Step 6: Final answer
    x = 6,520.68

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Half scale
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Double 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.