Home / 2,512.37-3,770.99-1,127.27

Finding the Fourth Proportional to 2,512.37, 3,770.99 and 1,127.27

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Solution

The fourth proportional to 2,512.37, 3,770.99 and 1,127.27 is: 1,691.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.37 : 3,770.99 = 1,127.27 : x
  2. Step 2: Convert to fraction form
    2,512.37/3,770.99 = 1,127.27/x
  3. Step 3: Cross multiply
    2,512.37x = 3,770.99 × 1,127.27
  4. Step 4: Simplify right side
    2,512.37x = 4,250,899.41
  5. Step 5: Solve for x
    x = 4,250,899.41/2,512.37
  6. Step 6: Final answer
    x = 1,691.99

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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.