Home / 5,340.22-7,368.81-2,982.46

Finding the Fourth Proportional to 5,340.22, 7,368.81 and 2,982.46

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Solution

The fourth proportional to 5,340.22, 7,368.81 and 2,982.46 is: 4,115.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.22 : 7,368.81 = 2,982.46 : x
  2. Step 2: Convert to fraction form
    5,340.22/7,368.81 = 2,982.46/x
  3. Step 3: Cross multiply
    5,340.22x = 7,368.81 × 2,982.46
  4. Step 4: Simplify right side
    5,340.22x = 21,977,181.07
  5. Step 5: Solve for x
    x = 21,977,181.07/5,340.22
  6. Step 6: Final answer
    x = 4,115.41

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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.