Home / 2,968.25-4,441.74-2,186.39

Finding the Fourth Proportional to 2,968.25, 4,441.74 and 2,186.39

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Solution

The fourth proportional to 2,968.25, 4,441.74 and 2,186.39 is: 3,271.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968.25 : 4,441.74 = 2,186.39 : x
  2. Step 2: Convert to fraction form
    2,968.25/4,441.74 = 2,186.39/x
  3. Step 3: Cross multiply
    2,968.25x = 4,441.74 × 2,186.39
  4. Step 4: Simplify right side
    2,968.25x = 9,711,378.82
  5. Step 5: Solve for x
    x = 9,711,378.82/2,968.25
  6. Step 6: Final answer
    x = 3,271.76

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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.