Home / 2,282.06-3,149.24-1,234.12

Finding the Fourth Proportional to 2,282.06, 3,149.24 and 1,234.12

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Solution

The fourth proportional to 2,282.06, 3,149.24 and 1,234.12 is: 1,703.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,282.06 : 3,149.24 = 1,234.12 : x
  2. Step 2: Convert to fraction form
    2,282.06/3,149.24 = 1,234.12/x
  3. Step 3: Cross multiply
    2,282.06x = 3,149.24 × 1,234.12
  4. Step 4: Simplify right side
    2,282.06x = 3,886,535.40
  5. Step 5: Solve for x
    x = 3,886,535.40/2,282.06
  6. Step 6: Final answer
    x = 1,703.08

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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.