Home / 3,554.29-4,904.99-1,982.22

Finding the Fourth Proportional to 3,554.29, 4,904.99 and 1,982.22

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Solution

The fourth proportional to 3,554.29, 4,904.99 and 1,982.22 is: 2,735.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.29 : 4,904.99 = 1,982.22 : x
  2. Step 2: Convert to fraction form
    3,554.29/4,904.99 = 1,982.22/x
  3. Step 3: Cross multiply
    3,554.29x = 4,904.99 × 1,982.22
  4. Step 4: Simplify right side
    3,554.29x = 9,722,769.28
  5. Step 5: Solve for x
    x = 9,722,769.28/3,554.29
  6. Step 6: Final answer
    x = 2,735.50

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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.