Home / 5,467.73-7,545.34-3,109.72

Finding the Fourth Proportional to 5,467.73, 7,545.34 and 3,109.72

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Solution

The fourth proportional to 5,467.73, 7,545.34 and 3,109.72 is: 4,291.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.73 : 7,545.34 = 3,109.72 : x
  2. Step 2: Convert to fraction form
    5,467.73/7,545.34 = 3,109.72/x
  3. Step 3: Cross multiply
    5,467.73x = 7,545.34 × 3,109.72
  4. Step 4: Simplify right side
    5,467.73x = 23,463,879.16
  5. Step 5: Solve for x
    x = 23,463,879.16/5,467.73
  6. Step 6: Final answer
    x = 4,291.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.