Home / 2,019.76-2,786.06-1,232.44

Finding the Fourth Proportional to 2,019.76, 2,786.06 and 1,232.44

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Solution

The fourth proportional to 2,019.76, 2,786.06 and 1,232.44 is: 1,700.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019.76 : 2,786.06 = 1,232.44 : x
  2. Step 2: Convert to fraction form
    2,019.76/2,786.06 = 1,232.44/x
  3. Step 3: Cross multiply
    2,019.76x = 2,786.06 × 1,232.44
  4. Step 4: Simplify right side
    2,019.76x = 3,433,647.90
  5. Step 5: Solve for x
    x = 3,433,647.90/2,019.76
  6. Step 6: Final answer
    x = 1,700.03

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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.