Home / 2,213.11-3,054.07-1,374.15

Finding the Fourth Proportional to 2,213.11, 3,054.07 and 1,374.15

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Solution

The fourth proportional to 2,213.11, 3,054.07 and 1,374.15 is: 1,896.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.11 : 3,054.07 = 1,374.15 : x
  2. Step 2: Convert to fraction form
    2,213.11/3,054.07 = 1,374.15/x
  3. Step 3: Cross multiply
    2,213.11x = 3,054.07 × 1,374.15
  4. Step 4: Simplify right side
    2,213.11x = 4,196,750.29
  5. Step 5: Solve for x
    x = 4,196,750.29/2,213.11
  6. Step 6: Final answer
    x = 1,896.31

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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.