Home / 7,231.14-10,848.32-3,074.72

Finding the Fourth Proportional to 7,231.14, 10,848.32 and 3,074.72

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Solution

The fourth proportional to 7,231.14, 10,848.32 and 3,074.72 is: 4,612.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.14 : 10,848.32 = 3,074.72 : x
  2. Step 2: Convert to fraction form
    7,231.14/10,848.32 = 3,074.72/x
  3. Step 3: Cross multiply
    7,231.14x = 10,848.32 × 3,074.72
  4. Step 4: Simplify right side
    7,231.14x = 33,355,503.98
  5. Step 5: Solve for x
    x = 33,355,503.98/7,231.14
  6. Step 6: Final answer
    x = 4,612.76

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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.