Home / 3,771.39-5,658.14-1,579.60

Finding the Fourth Proportional to 3,771.39, 5,658.14 and 1,579.60

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Solution

The fourth proportional to 3,771.39, 5,658.14 and 1,579.60 is: 2,369.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.39 : 5,658.14 = 1,579.60 : x
  2. Step 2: Convert to fraction form
    3,771.39/5,658.14 = 1,579.60/x
  3. Step 3: Cross multiply
    3,771.39x = 5,658.14 × 1,579.60
  4. Step 4: Simplify right side
    3,771.39x = 8,937,597.94
  5. Step 5: Solve for x
    x = 8,937,597.94/3,771.39
  6. Step 6: Final answer
    x = 2,369.84

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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.