Home / 4,186.01-6,279.53-1,963.70

Finding the Fourth Proportional to 4,186.01, 6,279.53 and 1,963.70

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Solution

The fourth proportional to 4,186.01, 6,279.53 and 1,963.70 is: 2,945.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.01 : 6,279.53 = 1,963.70 : x
  2. Step 2: Convert to fraction form
    4,186.01/6,279.53 = 1,963.70/x
  3. Step 3: Cross multiply
    4,186.01x = 6,279.53 × 1,963.70
  4. Step 4: Simplify right side
    4,186.01x = 12,331,071.84
  5. Step 5: Solve for x
    x = 12,331,071.84/4,186.01
  6. Step 6: Final answer
    x = 2,945.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.