Home / 3,057.26-4,217.49-2,114.02

Finding the Fourth Proportional to 3,057.26, 4,217.49 and 2,114.02

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Solution

The fourth proportional to 3,057.26, 4,217.49 and 2,114.02 is: 2,916.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.26 : 4,217.49 = 2,114.02 : x
  2. Step 2: Convert to fraction form
    3,057.26/4,217.49 = 2,114.02/x
  3. Step 3: Cross multiply
    3,057.26x = 4,217.49 × 2,114.02
  4. Step 4: Simplify right side
    3,057.26x = 8,915,858.21
  5. Step 5: Solve for x
    x = 8,915,858.21/3,057.26
  6. Step 6: Final answer
    x = 2,916.29

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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.