Home / 5,274.14-7,280.70-3,388.46

Finding the Fourth Proportional to 5,274.14, 7,280.70 and 3,388.46

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Solution

The fourth proportional to 5,274.14, 7,280.70 and 3,388.46 is: 4,677.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.14 : 7,280.70 = 3,388.46 : x
  2. Step 2: Convert to fraction form
    5,274.14/7,280.70 = 3,388.46/x
  3. Step 3: Cross multiply
    5,274.14x = 7,280.70 × 3,388.46
  4. Step 4: Simplify right side
    5,274.14x = 24,670,360.72
  5. Step 5: Solve for x
    x = 24,670,360.72/5,274.14
  6. Step 6: Final answer
    x = 4,677.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.