Home / 3,554.26-4,904.79-1,982.32

Finding the Fourth Proportional to 3,554.26, 4,904.79 and 1,982.32

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Solution

The fourth proportional to 3,554.26, 4,904.79 and 1,982.32 is: 2,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.26 : 4,904.79 = 1,982.32 : x
  2. Step 2: Convert to fraction form
    3,554.26/4,904.79 = 1,982.32/x
  3. Step 3: Cross multiply
    3,554.26x = 4,904.79 × 1,982.32
  4. Step 4: Simplify right side
    3,554.26x = 9,722,863.31
  5. Step 5: Solve for x
    x = 9,722,863.31/3,554.26
  6. Step 6: Final answer
    x = 2,735.55

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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.