Home / 5,270.74-7,903.46-3,269.64

Finding the Fourth Proportional to 5,270.74, 7,903.46 and 3,269.64

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Solution

The fourth proportional to 5,270.74, 7,903.46 and 3,269.64 is: 4,902.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.74 : 7,903.46 = 3,269.64 : x
  2. Step 2: Convert to fraction form
    5,270.74/7,903.46 = 3,269.64/x
  3. Step 3: Cross multiply
    5,270.74x = 7,903.46 × 3,269.64
  4. Step 4: Simplify right side
    5,270.74x = 25,841,468.95
  5. Step 5: Solve for x
    x = 25,841,468.95/5,270.74
  6. Step 6: Final answer
    x = 4,902.82

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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.