Home / 1,636.29-2,258.73-1,194.03

Finding the Fourth Proportional to 1,636.29, 2,258.73 and 1,194.03

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Solution

The fourth proportional to 1,636.29, 2,258.73 and 1,194.03 is: 1,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636.29 : 2,258.73 = 1,194.03 : x
  2. Step 2: Convert to fraction form
    1,636.29/2,258.73 = 1,194.03/x
  3. Step 3: Cross multiply
    1,636.29x = 2,258.73 × 1,194.03
  4. Step 4: Simplify right side
    1,636.29x = 2,696,991.38
  5. Step 5: Solve for x
    x = 2,696,991.38/1,636.29
  6. Step 6: Final answer
    x = 1,648.24

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Half 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.