Home / 3,297.21-4,947.63-1,837.18

Finding the Fourth Proportional to 3,297.21, 4,947.63 and 1,837.18

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Solution

The fourth proportional to 3,297.21, 4,947.63 and 1,837.18 is: 2,756.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.21 : 4,947.63 = 1,837.18 : x
  2. Step 2: Convert to fraction form
    3,297.21/4,947.63 = 1,837.18/x
  3. Step 3: Cross multiply
    3,297.21x = 4,947.63 × 1,837.18
  4. Step 4: Simplify right side
    3,297.21x = 9,089,686.88
  5. Step 5: Solve for x
    x = 9,089,686.88/3,297.21
  6. Step 6: Final answer
    x = 2,756.78

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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.