Home / 3,022.23-4,531.07-1,982.50

Finding the Fourth Proportional to 3,022.23, 4,531.07 and 1,982.50

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Solution

The fourth proportional to 3,022.23, 4,531.07 and 1,982.50 is: 2,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.23 : 4,531.07 = 1,982.50 : x
  2. Step 2: Convert to fraction form
    3,022.23/4,531.07 = 1,982.50/x
  3. Step 3: Cross multiply
    3,022.23x = 4,531.07 × 1,982.50
  4. Step 4: Simplify right side
    3,022.23x = 8,982,846.28
  5. Step 5: Solve for x
    x = 8,982,846.28/3,022.23
  6. Step 6: Final answer
    x = 2,972.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.