Home / 9,159.24-13,730.72-3,314.56

Finding the Fourth Proportional to 9,159.24, 13,730.72 and 3,314.56

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Solution

The fourth proportional to 9,159.24, 13,730.72 and 3,314.56 is: 4,968.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159.24 : 13,730.72 = 3,314.56 : x
  2. Step 2: Convert to fraction form
    9,159.24/13,730.72 = 3,314.56/x
  3. Step 3: Cross multiply
    9,159.24x = 13,730.72 × 3,314.56
  4. Step 4: Simplify right side
    9,159.24x = 45,511,295.28
  5. Step 5: Solve for x
    x = 45,511,295.28/9,159.24
  6. Step 6: Final answer
    x = 4,968.89

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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.