Home / 8,585.22-12,882.70-4,636.43

Finding the Fourth Proportional to 8,585.22, 12,882.70 and 4,636.43

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Solution

The fourth proportional to 8,585.22, 12,882.70 and 4,636.43 is: 6,957.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585.22 : 12,882.70 = 4,636.43 : x
  2. Step 2: Convert to fraction form
    8,585.22/12,882.70 = 4,636.43/x
  3. Step 3: Cross multiply
    8,585.22x = 12,882.70 × 4,636.43
  4. Step 4: Simplify right side
    8,585.22x = 59,729,736.76
  5. Step 5: Solve for x
    x = 59,729,736.76/8,585.22
  6. Step 6: Final answer
    x = 6,957.28

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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.