Home / 11,749.11-16,214.79-6,444.96

Finding the Fourth Proportional to 11,749.11, 16,214.79 and 6,444.96

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Solution

The fourth proportional to 11,749.11, 16,214.79 and 6,444.96 is: 8,894.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,749.11 : 16,214.79 = 6,444.96 : x
  2. Step 2: Convert to fraction form
    11,749.11/16,214.79 = 6,444.96/x
  3. Step 3: Cross multiply
    11,749.11x = 16,214.79 × 6,444.96
  4. Step 4: Simplify right side
    11,749.11x = 104,503,672.96
  5. Step 5: Solve for x
    x = 104,503,672.96/11,749.11
  6. Step 6: Final answer
    x = 8,894.60

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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.