Home / 11,445.06-17,168.19-3,653.25

Finding the Fourth Proportional to 11,445.06, 17,168.19 and 3,653.25

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Solution

The fourth proportional to 11,445.06, 17,168.19 and 3,653.25 is: 5,480.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,445.06 : 17,168.19 = 3,653.25 : x
  2. Step 2: Convert to fraction form
    11,445.06/17,168.19 = 3,653.25/x
  3. Step 3: Cross multiply
    11,445.06x = 17,168.19 × 3,653.25
  4. Step 4: Simplify right side
    11,445.06x = 62,719,690.12
  5. Step 5: Solve for x
    x = 62,719,690.12/11,445.06
  6. Step 6: Final answer
    x = 5,480.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.