Home / 5,865.62-8,787.09-3,260.66

Finding the Fourth Proportional to 5,865.62, 8,787.09 and 3,260.66

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Solution

The fourth proportional to 5,865.62, 8,787.09 and 3,260.66 is: 4,884.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.62 : 8,787.09 = 3,260.66 : x
  2. Step 2: Convert to fraction form
    5,865.62/8,787.09 = 3,260.66/x
  3. Step 3: Cross multiply
    5,865.62x = 8,787.09 × 3,260.66
  4. Step 4: Simplify right side
    5,865.62x = 28,651,689.67
  5. Step 5: Solve for x
    x = 28,651,689.67/5,865.62
  6. Step 6: Final answer
    x = 4,884.68

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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.