Home / 1,896.33-2,616.89-1,110.39

Finding the Fourth Proportional to 1,896.33, 2,616.89 and 1,110.39

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Solution

The fourth proportional to 1,896.33, 2,616.89 and 1,110.39 is: 1,532.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.33 : 2,616.89 = 1,110.39 : x
  2. Step 2: Convert to fraction form
    1,896.33/2,616.89 = 1,110.39/x
  3. Step 3: Cross multiply
    1,896.33x = 2,616.89 × 1,110.39
  4. Step 4: Simplify right side
    1,896.33x = 2,905,768.49
  5. Step 5: Solve for x
    x = 2,905,768.49/1,896.33
  6. Step 6: Final answer
    x = 1,532.31

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1.5x scale

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.