Home / 2,273.12-3,408.08-1,162.88

Finding the Fourth Proportional to 2,273.12, 3,408.08 and 1,162.88

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Solution

The fourth proportional to 2,273.12, 3,408.08 and 1,162.88 is: 1,743.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.12 : 3,408.08 = 1,162.88 : x
  2. Step 2: Convert to fraction form
    2,273.12/3,408.08 = 1,162.88/x
  3. Step 3: Cross multiply
    2,273.12x = 3,408.08 × 1,162.88
  4. Step 4: Simplify right side
    2,273.12x = 3,963,188.07
  5. Step 5: Solve for x
    x = 3,963,188.07/2,273.12
  6. Step 6: Final answer
    x = 1,743.50

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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.