Home / 2,989.14-4,481.25-2,598.22

Finding the Fourth Proportional to 2,989.14, 4,481.25 and 2,598.22

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Solution

The fourth proportional to 2,989.14, 4,481.25 and 2,598.22 is: 3,895.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989.14 : 4,481.25 = 2,598.22 : x
  2. Step 2: Convert to fraction form
    2,989.14/4,481.25 = 2,598.22/x
  3. Step 3: Cross multiply
    2,989.14x = 4,481.25 × 2,598.22
  4. Step 4: Simplify right side
    2,989.14x = 11,643,273.38
  5. Step 5: Solve for x
    x = 11,643,273.38/2,989.14
  6. Step 6: Final answer
    x = 3,895.19

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1.5x scale

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.