Home / 3,280.17-4,919.57-1,201.16

Finding the Fourth Proportional to 3,280.17, 4,919.57 and 1,201.16

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Solution

The fourth proportional to 3,280.17, 4,919.57 and 1,201.16 is: 1,801.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280.17 : 4,919.57 = 1,201.16 : x
  2. Step 2: Convert to fraction form
    3,280.17/4,919.57 = 1,201.16/x
  3. Step 3: Cross multiply
    3,280.17x = 4,919.57 × 1,201.16
  4. Step 4: Simplify right side
    3,280.17x = 5,909,160.10
  5. Step 5: Solve for x
    x = 5,909,160.10/3,280.17
  6. Step 6: Final answer
    x = 1,801.48

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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.