Home / 2,013.30-3,016.80-1,192.32

Finding the Fourth Proportional to 2,013.30, 3,016.80 and 1,192.32

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Solution

The fourth proportional to 2,013.30, 3,016.80 and 1,192.32 is: 1,786.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,013.30 : 3,016.80 = 1,192.32 : x
  2. Step 2: Convert to fraction form
    2,013.30/3,016.80 = 1,192.32/x
  3. Step 3: Cross multiply
    2,013.30x = 3,016.80 × 1,192.32
  4. Step 4: Simplify right side
    2,013.30x = 3,596,990.98
  5. Step 5: Solve for x
    x = 3,596,990.98/2,013.30
  6. Step 6: Final answer
    x = 1,786.61

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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.