Home / 3,554.18-4,905.16-1,982.27

Finding the Fourth Proportional to 3,554.18, 4,905.16 and 1,982.27

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Solution

The fourth proportional to 3,554.18, 4,905.16 and 1,982.27 is: 2,735.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.18 : 4,905.16 = 1,982.27 : x
  2. Step 2: Convert to fraction form
    3,554.18/4,905.16 = 1,982.27/x
  3. Step 3: Cross multiply
    3,554.18x = 4,905.16 × 1,982.27
  4. Step 4: Simplify right side
    3,554.18x = 9,723,358.82
  5. Step 5: Solve for x
    x = 9,723,358.82/3,554.18
  6. Step 6: Final answer
    x = 2,735.75

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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.