Home / 4,792.14-7,188.81-1,329.39

Finding the Fourth Proportional to 4,792.14, 7,188.81 and 1,329.39

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Solution

The fourth proportional to 4,792.14, 7,188.81 and 1,329.39 is: 1,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,792.14 : 7,188.81 = 1,329.39 : x
  2. Step 2: Convert to fraction form
    4,792.14/7,188.81 = 1,329.39/x
  3. Step 3: Cross multiply
    4,792.14x = 7,188.81 × 1,329.39
  4. Step 4: Simplify right side
    4,792.14x = 9,556,732.13
  5. Step 5: Solve for x
    x = 9,556,732.13/4,792.14
  6. Step 6: Final answer
    x = 1,994.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.