Home / 11,724.56-17,583.18-3,405.16

Finding the Fourth Proportional to 11,724.56, 17,583.18 and 3,405.16

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Solution

The fourth proportional to 11,724.56, 17,583.18 and 3,405.16 is: 5,106.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724.56 : 17,583.18 = 3,405.16 : x
  2. Step 2: Convert to fraction form
    11,724.56/17,583.18 = 3,405.16/x
  3. Step 3: Cross multiply
    11,724.56x = 17,583.18 × 3,405.16
  4. Step 4: Simplify right side
    11,724.56x = 59,873,451.51
  5. Step 5: Solve for x
    x = 59,873,451.51/11,724.56
  6. Step 6: Final answer
    x = 5,106.67

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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.