Home / 2,986.44-4,476.12-2,253.60

Finding the Fourth Proportional to 2,986.44, 4,476.12 and 2,253.60

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Solution

The fourth proportional to 2,986.44, 4,476.12 and 2,253.60 is: 3,377.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986.44 : 4,476.12 = 2,253.60 : x
  2. Step 2: Convert to fraction form
    2,986.44/4,476.12 = 2,253.60/x
  3. Step 3: Cross multiply
    2,986.44x = 4,476.12 × 2,253.60
  4. Step 4: Simplify right side
    2,986.44x = 10,087,384.03
  5. Step 5: Solve for x
    x = 10,087,384.03/2,986.44
  6. Step 6: Final answer
    x = 3,377.73

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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.