Home / 2,228.61-3,342.84-1,059.18

Finding the Fourth Proportional to 2,228.61, 3,342.84 and 1,059.18

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Solution

The fourth proportional to 2,228.61, 3,342.84 and 1,059.18 is: 1,588.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228.61 : 3,342.84 = 1,059.18 : x
  2. Step 2: Convert to fraction form
    2,228.61/3,342.84 = 1,059.18/x
  3. Step 3: Cross multiply
    2,228.61x = 3,342.84 × 1,059.18
  4. Step 4: Simplify right side
    2,228.61x = 3,540,661.70
  5. Step 5: Solve for x
    x = 3,540,661.70/2,228.61
  6. Step 6: Final answer
    x = 1,588.73

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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.