Home / 3,297.31-4,946.40-1,105.58

Finding the Fourth Proportional to 3,297.31, 4,946.40 and 1,105.58

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Solution

The fourth proportional to 3,297.31, 4,946.40 and 1,105.58 is: 1,658.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,297.31 : 4,946.40 = 1,105.58 : x
  2. Step 2: Convert to fraction form
    3,297.31/4,946.40 = 1,105.58/x
  3. Step 3: Cross multiply
    3,297.31x = 4,946.40 × 1,105.58
  4. Step 4: Simplify right side
    3,297.31x = 5,468,653.28
  5. Step 5: Solve for x
    x = 5,468,653.28/3,297.31
  6. Step 6: Final answer
    x = 1,658.52

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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.