Home / 5,192.66-7,167.40-3,621.26

Finding the Fourth Proportional to 5,192.66, 7,167.40 and 3,621.26

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Solution

The fourth proportional to 5,192.66, 7,167.40 and 3,621.26 is: 4,998.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192.66 : 7,167.40 = 3,621.26 : x
  2. Step 2: Convert to fraction form
    5,192.66/7,167.40 = 3,621.26/x
  3. Step 3: Cross multiply
    5,192.66x = 7,167.40 × 3,621.26
  4. Step 4: Simplify right side
    5,192.66x = 25,954,974.03
  5. Step 5: Solve for x
    x = 25,954,974.03/5,192.66
  6. Step 6: Final answer
    x = 4,998.40

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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.