Home / 8,189.98-11,302.14-4,654.33

Finding the Fourth Proportional to 8,189.98, 11,302.14 and 4,654.33

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Solution

The fourth proportional to 8,189.98, 11,302.14 and 4,654.33 is: 6,422.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189.98 : 11,302.14 = 4,654.33 : x
  2. Step 2: Convert to fraction form
    8,189.98/11,302.14 = 4,654.33/x
  3. Step 3: Cross multiply
    8,189.98x = 11,302.14 × 4,654.33
  4. Step 4: Simplify right side
    8,189.98x = 52,603,889.27
  5. Step 5: Solve for x
    x = 52,603,889.27/8,189.98
  6. Step 6: Final answer
    x = 6,422.96

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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.