Home / 7,158.25-10,724.86-4,968.37

Finding the Fourth Proportional to 7,158.25, 10,724.86 and 4,968.37

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Solution

The fourth proportional to 7,158.25, 10,724.86 and 4,968.37 is: 7,443.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,158.25 : 10,724.86 = 4,968.37 : x
  2. Step 2: Convert to fraction form
    7,158.25/10,724.86 = 4,968.37/x
  3. Step 3: Cross multiply
    7,158.25x = 10,724.86 × 4,968.37
  4. Step 4: Simplify right side
    7,158.25x = 53,285,072.68
  5. Step 5: Solve for x
    x = 53,285,072.68/7,158.25
  6. Step 6: Final answer
    x = 7,443.87

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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.