Home / 2,971.25-4,101.96-2,224.94

Finding the Fourth Proportional to 2,971.25, 4,101.96 and 2,224.94

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Solution

The fourth proportional to 2,971.25, 4,101.96 and 2,224.94 is: 3,071.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971.25 : 4,101.96 = 2,224.94 : x
  2. Step 2: Convert to fraction form
    2,971.25/4,101.96 = 2,224.94/x
  3. Step 3: Cross multiply
    2,971.25x = 4,101.96 × 2,224.94
  4. Step 4: Simplify right side
    2,971.25x = 9,126,614.88
  5. Step 5: Solve for x
    x = 9,126,614.88/2,971.25
  6. Step 6: Final answer
    x = 3,071.64

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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.