Home / 5,448.06-8,172.99-2,486.70

Finding the Fourth Proportional to 5,448.06, 8,172.99 and 2,486.70

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Solution

The fourth proportional to 5,448.06, 8,172.99 and 2,486.70 is: 3,730.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.06 : 8,172.99 = 2,486.70 : x
  2. Step 2: Convert to fraction form
    5,448.06/8,172.99 = 2,486.70/x
  3. Step 3: Cross multiply
    5,448.06x = 8,172.99 × 2,486.70
  4. Step 4: Simplify right side
    5,448.06x = 20,323,774.23
  5. Step 5: Solve for x
    x = 20,323,774.23/5,448.06
  6. Step 6: Final answer
    x = 3,730.46

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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.