Home / 3,588.96-5,383.44-1,123.79

Finding the Fourth Proportional to 3,588.96, 5,383.44 and 1,123.79

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Solution

The fourth proportional to 3,588.96, 5,383.44 and 1,123.79 is: 1,685.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.96 : 5,383.44 = 1,123.79 : x
  2. Step 2: Convert to fraction form
    3,588.96/5,383.44 = 1,123.79/x
  3. Step 3: Cross multiply
    3,588.96x = 5,383.44 × 1,123.79
  4. Step 4: Simplify right side
    3,588.96x = 6,049,850.42
  5. Step 5: Solve for x
    x = 6,049,850.42/3,588.96
  6. Step 6: Final answer
    x = 1,685.68

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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.