Home / 11,557.19-17,321.84-5,308.58

Finding the Fourth Proportional to 11,557.19, 17,321.84 and 5,308.58

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Solution

The fourth proportional to 11,557.19, 17,321.84 and 5,308.58 is: 7,956.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557.19 : 17,321.84 = 5,308.58 : x
  2. Step 2: Convert to fraction form
    11,557.19/17,321.84 = 5,308.58/x
  3. Step 3: Cross multiply
    11,557.19x = 17,321.84 × 5,308.58
  4. Step 4: Simplify right side
    11,557.19x = 91,954,260.24
  5. Step 5: Solve for x
    x = 91,954,260.24/11,557.19
  6. Step 6: Final answer
    x = 7,956.46

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