Home / 1,896.66-2,617.38-1,057.37

Finding the Fourth Proportional to 1,896.66, 2,617.38 and 1,057.37

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Solution

The fourth proportional to 1,896.66, 2,617.38 and 1,057.37 is: 1,459.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.66 : 2,617.38 = 1,057.37 : x
  2. Step 2: Convert to fraction form
    1,896.66/2,617.38 = 1,057.37/x
  3. Step 3: Cross multiply
    1,896.66x = 2,617.38 × 1,057.37
  4. Step 4: Simplify right side
    1,896.66x = 2,767,526.00
  5. Step 5: Solve for x
    x = 2,767,526.00/1,896.66
  6. Step 6: Final answer
    x = 1,459.16

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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.