Home / 2,976.57-4,465.26-1,028.25

Finding the Fourth Proportional to 2,976.57, 4,465.26 and 1,028.25

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Solution

The fourth proportional to 2,976.57, 4,465.26 and 1,028.25 is: 1,542.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,976.57 : 4,465.26 = 1,028.25 : x
  2. Step 2: Convert to fraction form
    2,976.57/4,465.26 = 1,028.25/x
  3. Step 3: Cross multiply
    2,976.57x = 4,465.26 × 1,028.25
  4. Step 4: Simplify right side
    2,976.57x = 4,591,403.60
  5. Step 5: Solve for x
    x = 4,591,403.60/2,976.57
  6. Step 6: Final answer
    x = 1,542.51

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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.