Home / 1,896.92-2,617.80-1,110.98

Finding the Fourth Proportional to 1,896.92, 2,617.80 and 1,110.98

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Solution

The fourth proportional to 1,896.92, 2,617.80 and 1,110.98 is: 1,533.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.92 : 2,617.80 = 1,110.98 : x
  2. Step 2: Convert to fraction form
    1,896.92/2,617.80 = 1,110.98/x
  3. Step 3: Cross multiply
    1,896.92x = 2,617.80 × 1,110.98
  4. Step 4: Simplify right side
    1,896.92x = 2,908,323.44
  5. Step 5: Solve for x
    x = 2,908,323.44/1,896.92
  6. Step 6: Final answer
    x = 1,533.18

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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.