Home / 5,467.65-8,200.80-2,545.17

Finding the Fourth Proportional to 5,467.65, 8,200.80 and 2,545.17

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Solution

The fourth proportional to 5,467.65, 8,200.80 and 2,545.17 is: 3,817.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.65 : 8,200.80 = 2,545.17 : x
  2. Step 2: Convert to fraction form
    5,467.65/8,200.80 = 2,545.17/x
  3. Step 3: Cross multiply
    5,467.65x = 8,200.80 × 2,545.17
  4. Step 4: Simplify right side
    5,467.65x = 20,872,430.14
  5. Step 5: Solve for x
    x = 20,872,430.14/5,467.65
  6. Step 6: Final answer
    x = 3,817.44

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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.