Home / 11,749.48-16,205.22-7,027.72

Finding the Fourth Proportional to 11,749.48, 16,205.22 and 7,027.72

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Solution

The fourth proportional to 11,749.48, 16,205.22 and 7,027.72 is: 9,692.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.48 : 16,205.22 = 7,027.72 : x
  2. Step 2: Convert to fraction form
    11,749.48/16,205.22 = 7,027.72/x
  3. Step 3: Cross multiply
    11,749.48x = 16,205.22 × 7,027.72
  4. Step 4: Simplify right side
    11,749.48x = 113,885,748.70
  5. Step 5: Solve for x
    x = 113,885,748.70/11,749.48
  6. Step 6: Final answer
    x = 9,692.83

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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.