Home / 3,280.44-4,919.58-1,088.52

Finding the Fourth Proportional to 3,280.44, 4,919.58 and 1,088.52

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Solution

The fourth proportional to 3,280.44, 4,919.58 and 1,088.52 is: 1,632.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.44 : 4,919.58 = 1,088.52 : x
  2. Step 2: Convert to fraction form
    3,280.44/4,919.58 = 1,088.52/x
  3. Step 3: Cross multiply
    3,280.44x = 4,919.58 × 1,088.52
  4. Step 4: Simplify right side
    3,280.44x = 5,355,061.22
  5. Step 5: Solve for x
    x = 5,355,061.22/3,280.44
  6. Step 6: Final answer
    x = 1,632.42

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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.