Home / 1,231.16-1,847.46-1,133.24

Finding the Fourth Proportional to 1,231.16, 1,847.46 and 1,133.24

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Solution

The fourth proportional to 1,231.16, 1,847.46 and 1,133.24 is: 1,700.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231.16 : 1,847.46 = 1,133.24 : x
  2. Step 2: Convert to fraction form
    1,231.16/1,847.46 = 1,133.24/x
  3. Step 3: Cross multiply
    1,231.16x = 1,847.46 × 1,133.24
  4. Step 4: Simplify right side
    1,231.16x = 2,093,615.57
  5. Step 5: Solve for x
    x = 2,093,615.57/1,231.16
  6. Step 6: Final answer
    x = 1,700.52

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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.