Home / 11,748.35-16,211.22-6,712.90

Finding the Fourth Proportional to 11,748.35, 16,211.22 and 6,712.90

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Solution

The fourth proportional to 11,748.35, 16,211.22 and 6,712.90 is: 9,262.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.35 : 16,211.22 = 6,712.90 : x
  2. Step 2: Convert to fraction form
    11,748.35/16,211.22 = 6,712.90/x
  3. Step 3: Cross multiply
    11,748.35x = 16,211.22 × 6,712.90
  4. Step 4: Simplify right side
    11,748.35x = 108,824,217.68
  5. Step 5: Solve for x
    x = 108,824,217.68/11,748.35
  6. Step 6: Final answer
    x = 9,262.94

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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.