Home / 7,270.46-10,907.70-2,591.54

Finding the Fourth Proportional to 7,270.46, 10,907.70 and 2,591.54

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Solution

The fourth proportional to 7,270.46, 10,907.70 and 2,591.54 is: 3,888.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,270.46 : 10,907.70 = 2,591.54 : x
  2. Step 2: Convert to fraction form
    7,270.46/10,907.70 = 2,591.54/x
  3. Step 3: Cross multiply
    7,270.46x = 10,907.70 × 2,591.54
  4. Step 4: Simplify right side
    7,270.46x = 28,267,740.86
  5. Step 5: Solve for x
    x = 28,267,740.86/7,270.46
  6. Step 6: Final answer
    x = 3,888.03

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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.