Home / 1,896.56-2,617.23-1,057.46

Finding the Fourth Proportional to 1,896.56, 2,617.23 and 1,057.46

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Solution

The fourth proportional to 1,896.56, 2,617.23 and 1,057.46 is: 1,459.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.56 : 2,617.23 = 1,057.46 : x
  2. Step 2: Convert to fraction form
    1,896.56/2,617.23 = 1,057.46/x
  3. Step 3: Cross multiply
    1,896.56x = 2,617.23 × 1,057.46
  4. Step 4: Simplify right side
    1,896.56x = 2,767,600.97
  5. Step 5: Solve for x
    x = 2,767,600.97/1,896.56
  6. Step 6: Final answer
    x = 1,459.27

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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.