Home / 3,511.06-4,847.02-2,185.19

Finding the Fourth Proportional to 3,511.06, 4,847.02 and 2,185.19

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Solution

The fourth proportional to 3,511.06, 4,847.02 and 2,185.19 is: 3,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.06 : 4,847.02 = 2,185.19 : x
  2. Step 2: Convert to fraction form
    3,511.06/4,847.02 = 2,185.19/x
  3. Step 3: Cross multiply
    3,511.06x = 4,847.02 × 2,185.19
  4. Step 4: Simplify right side
    3,511.06x = 10,591,659.63
  5. Step 5: Solve for x
    x = 10,591,659.63/3,511.06
  6. Step 6: Final answer
    x = 3,016.66

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Half scale
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Double scale
Find fourth proportional to 3,512.06, 4,848.40 and 2,186.19
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.