Home / 5,910.12-8,152.92-4,137.84

Finding the Fourth Proportional to 5,910.12, 8,152.92 and 4,137.84

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Solution

The fourth proportional to 5,910.12, 8,152.92 and 4,137.84 is: 5,708.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,910.12 : 8,152.92 = 4,137.84 : x
  2. Step 2: Convert to fraction form
    5,910.12/8,152.92 = 4,137.84/x
  3. Step 3: Cross multiply
    5,910.12x = 8,152.92 × 4,137.84
  4. Step 4: Simplify right side
    5,910.12x = 33,735,478.49
  5. Step 5: Solve for x
    x = 33,735,478.49/5,910.12
  6. Step 6: Final answer
    x = 5,708.09

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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.