Home / 5,890.60-8,131.94-3,795.88

Finding the Fourth Proportional to 5,890.60, 8,131.94 and 3,795.88

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Solution

The fourth proportional to 5,890.60, 8,131.94 and 3,795.88 is: 5,240.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.60 : 8,131.94 = 3,795.88 : x
  2. Step 2: Convert to fraction form
    5,890.60/8,131.94 = 3,795.88/x
  3. Step 3: Cross multiply
    5,890.60x = 8,131.94 × 3,795.88
  4. Step 4: Simplify right side
    5,890.60x = 30,867,868.41
  5. Step 5: Solve for x
    x = 30,867,868.41/5,890.60
  6. Step 6: Final answer
    x = 5,240.19

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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.