Home / 2,035.12-3,049.88-1,108.24

Finding the Fourth Proportional to 2,035.12, 3,049.88 and 1,108.24

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Solution

The fourth proportional to 2,035.12, 3,049.88 and 1,108.24 is: 1,660.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.12 : 3,049.88 = 1,108.24 : x
  2. Step 2: Convert to fraction form
    2,035.12/3,049.88 = 1,108.24/x
  3. Step 3: Cross multiply
    2,035.12x = 3,049.88 × 1,108.24
  4. Step 4: Simplify right side
    2,035.12x = 3,379,999.01
  5. Step 5: Solve for x
    x = 3,379,999.01/2,035.12
  6. Step 6: Final answer
    x = 1,660.84

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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.