Home / 6,274.75-8,659.44-3,480.25

Finding the Fourth Proportional to 6,274.75, 8,659.44 and 3,480.25

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Solution

The fourth proportional to 6,274.75, 8,659.44 and 3,480.25 is: 4,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,274.75 : 8,659.44 = 3,480.25 : x
  2. Step 2: Convert to fraction form
    6,274.75/8,659.44 = 3,480.25/x
  3. Step 3: Cross multiply
    6,274.75x = 8,659.44 × 3,480.25
  4. Step 4: Simplify right side
    6,274.75x = 30,137,016.06
  5. Step 5: Solve for x
    x = 30,137,016.06/6,274.75
  6. Step 6: Final answer
    x = 4,802.90

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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.