Home / 3,033.52-4,189-1,916.44

Finding the Fourth Proportional to 3,033.52, 4,189 and 1,916.44

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Solution

The fourth proportional to 3,033.52, 4,189 and 1,916.44 is: 2,646.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,033.52 : 4,189 = 1,916.44 : x
  2. Step 2: Convert to fraction form
    3,033.52/4,189 = 1,916.44/x
  3. Step 3: Cross multiply
    3,033.52x = 4,189 × 1,916.44
  4. Step 4: Simplify right side
    3,033.52x = 8,027,967.16
  5. Step 5: Solve for x
    x = 8,027,967.16/3,033.52
  6. Step 6: Final answer
    x = 2,646.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.