Home / 3,269.28-4,903.44-1,078.08

Finding the Fourth Proportional to 3,269.28, 4,903.44 and 1,078.08

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Solution

The fourth proportional to 3,269.28, 4,903.44 and 1,078.08 is: 1,616.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.28 : 4,903.44 = 1,078.08 : x
  2. Step 2: Convert to fraction form
    3,269.28/4,903.44 = 1,078.08/x
  3. Step 3: Cross multiply
    3,269.28x = 4,903.44 × 1,078.08
  4. Step 4: Simplify right side
    3,269.28x = 5,286,300.60
  5. Step 5: Solve for x
    x = 5,286,300.60/3,269.28
  6. Step 6: Final answer
    x = 1,616.96

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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.