Home / 1,896.69-2,617.62-1,110.87

Finding the Fourth Proportional to 1,896.69, 2,617.62 and 1,110.87

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Solution

The fourth proportional to 1,896.69, 2,617.62 and 1,110.87 is: 1,533.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.69 : 2,617.62 = 1,110.87 : x
  2. Step 2: Convert to fraction form
    1,896.69/2,617.62 = 1,110.87/x
  3. Step 3: Cross multiply
    1,896.69x = 2,617.62 × 1,110.87
  4. Step 4: Simplify right side
    1,896.69x = 2,907,835.53
  5. Step 5: Solve for x
    x = 2,907,835.53/1,896.69
  6. Step 6: Final answer
    x = 1,533.11

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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.