Home / 2,110.37-2,911.01-1,314.09

Finding the Fourth Proportional to 2,110.37, 2,911.01 and 1,314.09

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Solution

The fourth proportional to 2,110.37, 2,911.01 and 1,314.09 is: 1,812.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110.37 : 2,911.01 = 1,314.09 : x
  2. Step 2: Convert to fraction form
    2,110.37/2,911.01 = 1,314.09/x
  3. Step 3: Cross multiply
    2,110.37x = 2,911.01 × 1,314.09
  4. Step 4: Simplify right side
    2,110.37x = 3,825,322.56
  5. Step 5: Solve for x
    x = 3,825,322.56/2,110.37
  6. Step 6: Final answer
    x = 1,812.64

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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.