Home / 5,121.48-7,067-3,232.32

Finding the Fourth Proportional to 5,121.48, 7,067 and 3,232.32

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Solution

The fourth proportional to 5,121.48, 7,067 and 3,232.32 is: 4,460.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121.48 : 7,067 = 3,232.32 : x
  2. Step 2: Convert to fraction form
    5,121.48/7,067 = 3,232.32/x
  3. Step 3: Cross multiply
    5,121.48x = 7,067 × 3,232.32
  4. Step 4: Simplify right side
    5,121.48x = 22,842,805.44
  5. Step 5: Solve for x
    x = 22,842,805.44/5,121.48
  6. Step 6: Final answer
    x = 4,460.20

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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.