Home / 3,059.91-4,589.80-1,185.28

Finding the Fourth Proportional to 3,059.91, 4,589.80 and 1,185.28

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Solution

The fourth proportional to 3,059.91, 4,589.80 and 1,185.28 is: 1,777.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.91 : 4,589.80 = 1,185.28 : x
  2. Step 2: Convert to fraction form
    3,059.91/4,589.80 = 1,185.28/x
  3. Step 3: Cross multiply
    3,059.91x = 4,589.80 × 1,185.28
  4. Step 4: Simplify right side
    3,059.91x = 5,440,183.71
  5. Step 5: Solve for x
    x = 5,440,183.71/3,059.91
  6. Step 6: Final answer
    x = 1,777.89

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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.