Home / 5,885.77-8,122.61-3,367.88

Finding the Fourth Proportional to 5,885.77, 8,122.61 and 3,367.88

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Solution

The fourth proportional to 5,885.77, 8,122.61 and 3,367.88 is: 4,647.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,885.77 : 8,122.61 = 3,367.88 : x
  2. Step 2: Convert to fraction form
    5,885.77/8,122.61 = 3,367.88/x
  3. Step 3: Cross multiply
    5,885.77x = 8,122.61 × 3,367.88
  4. Step 4: Simplify right side
    5,885.77x = 27,355,958.93
  5. Step 5: Solve for x
    x = 27,355,958.93/5,885.77
  6. Step 6: Final answer
    x = 4,647.82

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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.