Home / 11,327.56-16,991.96-4,754

Finding the Fourth Proportional to 11,327.56, 16,991.96 and 4,754

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Solution

The fourth proportional to 11,327.56, 16,991.96 and 4,754 is: 7,131.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327.56 : 16,991.96 = 4,754 : x
  2. Step 2: Convert to fraction form
    11,327.56/16,991.96 = 4,754/x
  3. Step 3: Cross multiply
    11,327.56x = 16,991.96 × 4,754
  4. Step 4: Simplify right side
    11,327.56x = 80,779,777.84
  5. Step 5: Solve for x
    x = 80,779,777.84/11,327.56
  6. Step 6: Final answer
    x = 7,131.26

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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.