Home / 6,116.49-8,445.60-3,993.48

Finding the Fourth Proportional to 6,116.49, 8,445.60 and 3,993.48

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Solution

The fourth proportional to 6,116.49, 8,445.60 and 3,993.48 is: 5,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,116.49 : 8,445.60 = 3,993.48 : x
  2. Step 2: Convert to fraction form
    6,116.49/8,445.60 = 3,993.48/x
  3. Step 3: Cross multiply
    6,116.49x = 8,445.60 × 3,993.48
  4. Step 4: Simplify right side
    6,116.49x = 33,727,334.69
  5. Step 5: Solve for x
    x = 33,727,334.69/6,116.49
  6. Step 6: Final answer
    x = 5,514.16

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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.