Home / 5,731.69-8,585.80-3,384.61

Finding the Fourth Proportional to 5,731.69, 8,585.80 and 3,384.61

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Solution

The fourth proportional to 5,731.69, 8,585.80 and 3,384.61 is: 5,069.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.69 : 8,585.80 = 3,384.61 : x
  2. Step 2: Convert to fraction form
    5,731.69/8,585.80 = 3,384.61/x
  3. Step 3: Cross multiply
    5,731.69x = 8,585.80 × 3,384.61
  4. Step 4: Simplify right side
    5,731.69x = 29,059,578.76
  5. Step 5: Solve for x
    x = 29,059,578.76/5,731.69
  6. Step 6: Final answer
    x = 5,069.99

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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.