Home / 11,317.03-16,974.96-3,921.64

Finding the Fourth Proportional to 11,317.03, 16,974.96 and 3,921.64

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Solution

The fourth proportional to 11,317.03, 16,974.96 and 3,921.64 is: 5,882.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.03 : 16,974.96 = 3,921.64 : x
  2. Step 2: Convert to fraction form
    11,317.03/16,974.96 = 3,921.64/x
  3. Step 3: Cross multiply
    11,317.03x = 16,974.96 × 3,921.64
  4. Step 4: Simplify right side
    11,317.03x = 66,569,682.13
  5. Step 5: Solve for x
    x = 66,569,682.13/11,317.03
  6. Step 6: Final answer
    x = 5,882.26

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1.5x scale

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.