Home / 2,908.94-4,012.76-2,512.24

Finding the Fourth Proportional to 2,908.94, 4,012.76 and 2,512.24

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Solution

The fourth proportional to 2,908.94, 4,012.76 and 2,512.24 is: 3,465.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.94 : 4,012.76 = 2,512.24 : x
  2. Step 2: Convert to fraction form
    2,908.94/4,012.76 = 2,512.24/x
  3. Step 3: Cross multiply
    2,908.94x = 4,012.76 × 2,512.24
  4. Step 4: Simplify right side
    2,908.94x = 10,081,016.18
  5. Step 5: Solve for x
    x = 10,081,016.18/2,908.94
  6. Step 6: Final answer
    x = 3,465.53

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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.