Home / 3,516.96-4,853.48-1,945.12

Finding the Fourth Proportional to 3,516.96, 4,853.48 and 1,945.12

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Solution

The fourth proportional to 3,516.96, 4,853.48 and 1,945.12 is: 2,684.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.96 : 4,853.48 = 1,945.12 : x
  2. Step 2: Convert to fraction form
    3,516.96/4,853.48 = 1,945.12/x
  3. Step 3: Cross multiply
    3,516.96x = 4,853.48 × 1,945.12
  4. Step 4: Simplify right side
    3,516.96x = 9,440,601.02
  5. Step 5: Solve for x
    x = 9,440,601.02/3,516.96
  6. Step 6: Final answer
    x = 2,684.31

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Double scale
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Similar ratio
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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.