Home / 4,230.44-5,786.20-4,162.40

Finding the Fourth Proportional to 4,230.44, 5,786.20 and 4,162.40

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Solution

The fourth proportional to 4,230.44, 5,786.20 and 4,162.40 is: 5,693.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.44 : 5,786.20 = 4,162.40 : x
  2. Step 2: Convert to fraction form
    4,230.44/5,786.20 = 4,162.40/x
  3. Step 3: Cross multiply
    4,230.44x = 5,786.20 × 4,162.40
  4. Step 4: Simplify right side
    4,230.44x = 24,084,478.88
  5. Step 5: Solve for x
    x = 24,084,478.88/4,230.44
  6. Step 6: Final answer
    x = 5,693.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.