Home / 8,583.29-12,869.92-3,650.39

Finding the Fourth Proportional to 8,583.29, 12,869.92 and 3,650.39

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Solution

The fourth proportional to 8,583.29, 12,869.92 and 3,650.39 is: 5,473.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,583.29 : 12,869.92 = 3,650.39 : x
  2. Step 2: Convert to fraction form
    8,583.29/12,869.92 = 3,650.39/x
  3. Step 3: Cross multiply
    8,583.29x = 12,869.92 × 3,650.39
  4. Step 4: Simplify right side
    8,583.29x = 46,980,227.27
  5. Step 5: Solve for x
    x = 46,980,227.27/8,583.29
  6. Step 6: Final answer
    x = 5,473.45

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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.