Home / 8,134.16-12,201.76-2,868.52

Finding the Fourth Proportional to 8,134.16, 12,201.76 and 2,868.52

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Solution

The fourth proportional to 8,134.16, 12,201.76 and 2,868.52 is: 4,302.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.16 : 12,201.76 = 2,868.52 : x
  2. Step 2: Convert to fraction form
    8,134.16/12,201.76 = 2,868.52/x
  3. Step 3: Cross multiply
    8,134.16x = 12,201.76 × 2,868.52
  4. Step 4: Simplify right side
    8,134.16x = 35,000,992.60
  5. Step 5: Solve for x
    x = 35,000,992.60/8,134.16
  6. Step 6: Final answer
    x = 4,302.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.