Home / 2,512.98-3,769.53-1,480.23

Finding the Fourth Proportional to 2,512.98, 3,769.53 and 1,480.23

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Solution

The fourth proportional to 2,512.98, 3,769.53 and 1,480.23 is: 2,220.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.98 : 3,769.53 = 1,480.23 : x
  2. Step 2: Convert to fraction form
    2,512.98/3,769.53 = 1,480.23/x
  3. Step 3: Cross multiply
    2,512.98x = 3,769.53 × 1,480.23
  4. Step 4: Simplify right side
    2,512.98x = 5,579,771.39
  5. Step 5: Solve for x
    x = 5,579,771.39/2,512.98
  6. Step 6: Final answer
    x = 2,220.38

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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.