Home / 1,896.14-2,616.90-1,110.19

Finding the Fourth Proportional to 1,896.14, 2,616.90 and 1,110.19

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Solution

The fourth proportional to 1,896.14, 2,616.90 and 1,110.19 is: 1,532.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,896.14 : 2,616.90 = 1,110.19 : x
  2. Step 2: Convert to fraction form
    1,896.14/2,616.90 = 1,110.19/x
  3. Step 3: Cross multiply
    1,896.14x = 2,616.90 × 1,110.19
  4. Step 4: Simplify right side
    1,896.14x = 2,905,256.21
  5. Step 5: Solve for x
    x = 2,905,256.21/1,896.14
  6. Step 6: Final answer
    x = 1,532.19

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Half scale
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Double scale
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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.