Home / 5,345.90-8,020.32-2,227.37

Finding the Fourth Proportional to 5,345.90, 8,020.32 and 2,227.37

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Solution

The fourth proportional to 5,345.90, 8,020.32 and 2,227.37 is: 3,341.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.90 : 8,020.32 = 2,227.37 : x
  2. Step 2: Convert to fraction form
    5,345.90/8,020.32 = 2,227.37/x
  3. Step 3: Cross multiply
    5,345.90x = 8,020.32 × 2,227.37
  4. Step 4: Simplify right side
    5,345.90x = 17,864,180.06
  5. Step 5: Solve for x
    x = 17,864,180.06/5,345.90
  6. Step 6: Final answer
    x = 3,341.66

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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.