Home / 5,467.48-7,545.54-3,109.48

Finding the Fourth Proportional to 5,467.48, 7,545.54 and 3,109.48

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Solution

The fourth proportional to 5,467.48, 7,545.54 and 3,109.48 is: 4,291.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.48 : 7,545.54 = 3,109.48 : x
  2. Step 2: Convert to fraction form
    5,467.48/7,545.54 = 3,109.48/x
  3. Step 3: Cross multiply
    5,467.48x = 7,545.54 × 3,109.48
  4. Step 4: Simplify right side
    5,467.48x = 23,462,705.72
  5. Step 5: Solve for x
    x = 23,462,705.72/5,467.48
  6. Step 6: Final answer
    x = 4,291.32

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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.