Home / 8,392.23-12,580.48-2,841.69

Finding the Fourth Proportional to 8,392.23, 12,580.48 and 2,841.69

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Solution

The fourth proportional to 8,392.23, 12,580.48 and 2,841.69 is: 4,259.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,392.23 : 12,580.48 = 2,841.69 : x
  2. Step 2: Convert to fraction form
    8,392.23/12,580.48 = 2,841.69/x
  3. Step 3: Cross multiply
    8,392.23x = 12,580.48 × 2,841.69
  4. Step 4: Simplify right side
    8,392.23x = 35,749,874.94
  5. Step 5: Solve for x
    x = 35,749,874.94/8,392.23
  6. Step 6: Final answer
    x = 4,259.88

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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.