Home / 2,074.28-3,110.51-1,100.16

Finding the Fourth Proportional to 2,074.28, 3,110.51 and 1,100.16

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Solution

The fourth proportional to 2,074.28, 3,110.51 and 1,100.16 is: 1,649.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.28 : 3,110.51 = 1,100.16 : x
  2. Step 2: Convert to fraction form
    2,074.28/3,110.51 = 1,100.16/x
  3. Step 3: Cross multiply
    2,074.28x = 3,110.51 × 1,100.16
  4. Step 4: Simplify right side
    2,074.28x = 3,422,058.68
  5. Step 5: Solve for x
    x = 3,422,058.68/2,074.28
  6. Step 6: Final answer
    x = 1,649.76

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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.