Home / 11,331.33-17,003.70-4,317.27

Finding the Fourth Proportional to 11,331.33, 17,003.70 and 4,317.27

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Solution

The fourth proportional to 11,331.33, 17,003.70 and 4,317.27 is: 6,478.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331.33 : 17,003.70 = 4,317.27 : x
  2. Step 2: Convert to fraction form
    11,331.33/17,003.70 = 4,317.27/x
  3. Step 3: Cross multiply
    11,331.33x = 17,003.70 × 4,317.27
  4. Step 4: Simplify right side
    11,331.33x = 73,409,563.90
  5. Step 5: Solve for x
    x = 73,409,563.90/11,331.33
  6. Step 6: Final answer
    x = 6,478.46

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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.