Home / 12,178.03-16,805.68-6,589.03

Finding the Fourth Proportional to 12,178.03, 16,805.68 and 6,589.03

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Solution

The fourth proportional to 12,178.03, 16,805.68 and 6,589.03 is: 9,092.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178.03 : 16,805.68 = 6,589.03 : x
  2. Step 2: Convert to fraction form
    12,178.03/16,805.68 = 6,589.03/x
  3. Step 3: Cross multiply
    12,178.03x = 16,805.68 × 6,589.03
  4. Step 4: Simplify right side
    12,178.03x = 110,733,171.29
  5. Step 5: Solve for x
    x = 110,733,171.29/12,178.03
  6. Step 6: Final answer
    x = 9,092.86

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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.