Home / 3,583.65-5,375.68-1,118.82

Finding the Fourth Proportional to 3,583.65, 5,375.68 and 1,118.82

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Solution

The fourth proportional to 3,583.65, 5,375.68 and 1,118.82 is: 1,678.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.65 : 5,375.68 = 1,118.82 : x
  2. Step 2: Convert to fraction form
    3,583.65/5,375.68 = 1,118.82/x
  3. Step 3: Cross multiply
    3,583.65x = 5,375.68 × 1,118.82
  4. Step 4: Simplify right side
    3,583.65x = 6,014,415.50
  5. Step 5: Solve for x
    x = 6,014,415.50/3,583.65
  6. Step 6: Final answer
    x = 1,678.29

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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.