Home / 2,183.48-3,013.88-1,623.76

Finding the Fourth Proportional to 2,183.48, 3,013.88 and 1,623.76

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Solution

The fourth proportional to 2,183.48, 3,013.88 and 1,623.76 is: 2,241.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.48 : 3,013.88 = 1,623.76 : x
  2. Step 2: Convert to fraction form
    2,183.48/3,013.88 = 1,623.76/x
  3. Step 3: Cross multiply
    2,183.48x = 3,013.88 × 1,623.76
  4. Step 4: Simplify right side
    2,183.48x = 4,893,817.79
  5. Step 5: Solve for x
    x = 4,893,817.79/2,183.48
  6. Step 6: Final answer
    x = 2,241.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.