Home / 2,250.75-3,109.05-2,041.16

Finding the Fourth Proportional to 2,250.75, 3,109.05 and 2,041.16

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Solution

The fourth proportional to 2,250.75, 3,109.05 and 2,041.16 is: 2,819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,250.75 : 3,109.05 = 2,041.16 : x
  2. Step 2: Convert to fraction form
    2,250.75/3,109.05 = 2,041.16/x
  3. Step 3: Cross multiply
    2,250.75x = 3,109.05 × 2,041.16
  4. Step 4: Simplify right side
    2,250.75x = 6,346,052.95
  5. Step 5: Solve for x
    x = 6,346,052.95/2,250.75
  6. Step 6: Final answer
    x = 2,819.53

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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.