Home / 5,467.09-7,545.22-3,109.58

Finding the Fourth Proportional to 5,467.09, 7,545.22 and 3,109.58

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Solution

The fourth proportional to 5,467.09, 7,545.22 and 3,109.58 is: 4,291.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.09 : 7,545.22 = 3,109.58 : x
  2. Step 2: Convert to fraction form
    5,467.09/7,545.22 = 3,109.58/x
  3. Step 3: Cross multiply
    5,467.09x = 7,545.22 × 3,109.58
  4. Step 4: Simplify right side
    5,467.09x = 23,462,465.21
  5. Step 5: Solve for x
    x = 23,462,465.21/5,467.09
  6. Step 6: Final answer
    x = 4,291.58

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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.