Home / 2,185.18-3,260.97-1,951.63

Finding the Fourth Proportional to 2,185.18, 3,260.97 and 1,951.63

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Solution

The fourth proportional to 2,185.18, 3,260.97 and 1,951.63 is: 2,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,185.18 : 3,260.97 = 1,951.63 : x
  2. Step 2: Convert to fraction form
    2,185.18/3,260.97 = 1,951.63/x
  3. Step 3: Cross multiply
    2,185.18x = 3,260.97 × 1,951.63
  4. Step 4: Simplify right side
    2,185.18x = 6,364,206.88
  5. Step 5: Solve for x
    x = 6,364,206.88/2,185.18
  6. Step 6: Final answer
    x = 2,912.44

Related Problems

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Half scale
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Double scale
Find fourth proportional to 2,186.18, 3,262.46 and 1,952.63
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.