Home / 3,971.73-5,483.19-3,551.07

Finding the Fourth Proportional to 3,971.73, 5,483.19 and 3,551.07

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Solution

The fourth proportional to 3,971.73, 5,483.19 and 3,551.07 is: 4,902.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.73 : 5,483.19 = 3,551.07 : x
  2. Step 2: Convert to fraction form
    3,971.73/5,483.19 = 3,551.07/x
  3. Step 3: Cross multiply
    3,971.73x = 5,483.19 × 3,551.07
  4. Step 4: Simplify right side
    3,971.73x = 19,471,202.26
  5. Step 5: Solve for x
    x = 19,471,202.26/3,971.73
  6. Step 6: Final answer
    x = 4,902.45

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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.