Home / 3,197-4,795.44-1,007.56

Finding the Fourth Proportional to 3,197, 4,795.44 and 1,007.56

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Solution

The fourth proportional to 3,197, 4,795.44 and 1,007.56 is: 1,511.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,197 : 4,795.44 = 1,007.56 : x
  2. Step 2: Convert to fraction form
    3,197/4,795.44 = 1,007.56/x
  3. Step 3: Cross multiply
    3,197x = 4,795.44 × 1,007.56
  4. Step 4: Simplify right side
    3,197x = 4,831,693.53
  5. Step 5: Solve for x
    x = 4,831,693.53/3,197
  6. Step 6: Final answer
    x = 1,511.32

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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.