Home / 4,380.94-6,044.25-2,889.60

Finding the Fourth Proportional to 4,380.94, 6,044.25 and 2,889.60

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Solution

The fourth proportional to 4,380.94, 6,044.25 and 2,889.60 is: 3,986.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.94 : 6,044.25 = 2,889.60 : x
  2. Step 2: Convert to fraction form
    4,380.94/6,044.25 = 2,889.60/x
  3. Step 3: Cross multiply
    4,380.94x = 6,044.25 × 2,889.60
  4. Step 4: Simplify right side
    4,380.94x = 17,465,464.80
  5. Step 5: Solve for x
    x = 17,465,464.80/4,380.94
  6. Step 6: Final answer
    x = 3,986.69

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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.