Home / 6,186.19-8,536.89-3,391.69

Finding the Fourth Proportional to 6,186.19, 8,536.89 and 3,391.69

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Solution

The fourth proportional to 6,186.19, 8,536.89 and 3,391.69 is: 4,680.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,186.19 : 8,536.89 = 3,391.69 : x
  2. Step 2: Convert to fraction form
    6,186.19/8,536.89 = 3,391.69/x
  3. Step 3: Cross multiply
    6,186.19x = 8,536.89 × 3,391.69
  4. Step 4: Simplify right side
    6,186.19x = 28,954,484.44
  5. Step 5: Solve for x
    x = 28,954,484.44/6,186.19
  6. Step 6: Final answer
    x = 4,680.50

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Half scale
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Double scale
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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.