Home / 4,144.89-5,718.06-2,889.03

Finding the Fourth Proportional to 4,144.89, 5,718.06 and 2,889.03

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Solution

The fourth proportional to 4,144.89, 5,718.06 and 2,889.03 is: 3,985.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.89 : 5,718.06 = 2,889.03 : x
  2. Step 2: Convert to fraction form
    4,144.89/5,718.06 = 2,889.03/x
  3. Step 3: Cross multiply
    4,144.89x = 5,718.06 × 2,889.03
  4. Step 4: Simplify right side
    4,144.89x = 16,519,646.88
  5. Step 5: Solve for x
    x = 16,519,646.88/4,144.89
  6. Step 6: Final answer
    x = 3,985.55

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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.