Home / 3,297.90-4,945.63-1,106.11

Finding the Fourth Proportional to 3,297.90, 4,945.63 and 1,106.11

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Solution

The fourth proportional to 3,297.90, 4,945.63 and 1,106.11 is: 1,658.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.90 : 4,945.63 = 1,106.11 : x
  2. Step 2: Convert to fraction form
    3,297.90/4,945.63 = 1,106.11/x
  3. Step 3: Cross multiply
    3,297.90x = 4,945.63 × 1,106.11
  4. Step 4: Simplify right side
    3,297.90x = 5,470,410.80
  5. Step 5: Solve for x
    x = 5,470,410.80/3,297.90
  6. Step 6: Final answer
    x = 1,658.76

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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.