Home / 3,269-4,904.10-1,322.57

Finding the Fourth Proportional to 3,269, 4,904.10 and 1,322.57

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Solution

The fourth proportional to 3,269, 4,904.10 and 1,322.57 is: 1,984.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269 : 4,904.10 = 1,322.57 : x
  2. Step 2: Convert to fraction form
    3,269/4,904.10 = 1,322.57/x
  3. Step 3: Cross multiply
    3,269x = 4,904.10 × 1,322.57
  4. Step 4: Simplify right side
    3,269x = 6,486,015.54
  5. Step 5: Solve for x
    x = 6,486,015.54/3,269
  6. Step 6: Final answer
    x = 1,984.10

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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.