Home / 2,250.58-3,108.82-2,040.99

Finding the Fourth Proportional to 2,250.58, 3,108.82 and 2,040.99

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Solution

The fourth proportional to 2,250.58, 3,108.82 and 2,040.99 is: 2,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.58 : 3,108.82 = 2,040.99 : x
  2. Step 2: Convert to fraction form
    2,250.58/3,108.82 = 2,040.99/x
  3. Step 3: Cross multiply
    2,250.58x = 3,108.82 × 2,040.99
  4. Step 4: Simplify right side
    2,250.58x = 6,345,054.99
  5. Step 5: Solve for x
    x = 6,345,054.99/2,250.58
  6. Step 6: Final answer
    x = 2,819.30

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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.