Home / 5,838.60-8,057.39-3,186.12

Finding the Fourth Proportional to 5,838.60, 8,057.39 and 3,186.12

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Solution

The fourth proportional to 5,838.60, 8,057.39 and 3,186.12 is: 4,396.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.60 : 8,057.39 = 3,186.12 : x
  2. Step 2: Convert to fraction form
    5,838.60/8,057.39 = 3,186.12/x
  3. Step 3: Cross multiply
    5,838.60x = 8,057.39 × 3,186.12
  4. Step 4: Simplify right side
    5,838.60x = 25,671,795.50
  5. Step 5: Solve for x
    x = 25,671,795.50/5,838.60
  6. Step 6: Final answer
    x = 4,396.91

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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.