Home / 8,091.20-11,165.06-4,554.34

Finding the Fourth Proportional to 8,091.20, 11,165.06 and 4,554.34

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Solution

The fourth proportional to 8,091.20, 11,165.06 and 4,554.34 is: 6,284.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.20 : 11,165.06 = 4,554.34 : x
  2. Step 2: Convert to fraction form
    8,091.20/11,165.06 = 4,554.34/x
  3. Step 3: Cross multiply
    8,091.20x = 11,165.06 × 4,554.34
  4. Step 4: Simplify right side
    8,091.20x = 50,849,479.36
  5. Step 5: Solve for x
    x = 50,849,479.36/8,091.20
  6. Step 6: Final answer
    x = 6,284.54

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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.