Home / 1,896.17-2,844.80-1,376.69

Finding the Fourth Proportional to 1,896.17, 2,844.80 and 1,376.69

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Solution

The fourth proportional to 1,896.17, 2,844.80 and 1,376.69 is: 2,065.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.17 : 2,844.80 = 1,376.69 : x
  2. Step 2: Convert to fraction form
    1,896.17/2,844.80 = 1,376.69/x
  3. Step 3: Cross multiply
    1,896.17x = 2,844.80 × 1,376.69
  4. Step 4: Simplify right side
    1,896.17x = 3,916,400.83
  5. Step 5: Solve for x
    x = 3,916,400.83/1,896.17
  6. Step 6: Final answer
    x = 2,065.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.