Home / 8,749.75-12,078.97-6,063

Finding the Fourth Proportional to 8,749.75, 12,078.97 and 6,063

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Solution

The fourth proportional to 8,749.75, 12,078.97 and 6,063 is: 8,369.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749.75 : 12,078.97 = 6,063 : x
  2. Step 2: Convert to fraction form
    8,749.75/12,078.97 = 6,063/x
  3. Step 3: Cross multiply
    8,749.75x = 12,078.97 × 6,063
  4. Step 4: Simplify right side
    8,749.75x = 73,234,795.11
  5. Step 5: Solve for x
    x = 73,234,795.11/8,749.75
  6. Step 6: Final answer
    x = 8,369.93

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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.