Home / 11,444.52-15,793.34-6,408.72

Finding the Fourth Proportional to 11,444.52, 15,793.34 and 6,408.72

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Solution

The fourth proportional to 11,444.52, 15,793.34 and 6,408.72 is: 8,843.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,444.52 : 15,793.34 = 6,408.72 : x
  2. Step 2: Convert to fraction form
    11,444.52/15,793.34 = 6,408.72/x
  3. Step 3: Cross multiply
    11,444.52x = 15,793.34 × 6,408.72
  4. Step 4: Simplify right side
    11,444.52x = 101,215,093.92
  5. Step 5: Solve for x
    x = 101,215,093.92/11,444.52
  6. Step 6: Final answer
    x = 8,843.98

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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.