Home / 4,959.43-7,440.46-2,186.73

Finding the Fourth Proportional to 4,959.43, 7,440.46 and 2,186.73

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Solution

The fourth proportional to 4,959.43, 7,440.46 and 2,186.73 is: 3,280.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,959.43 : 7,440.46 = 2,186.73 : x
  2. Step 2: Convert to fraction form
    4,959.43/7,440.46 = 2,186.73/x
  3. Step 3: Cross multiply
    4,959.43x = 7,440.46 × 2,186.73
  4. Step 4: Simplify right side
    4,959.43x = 16,270,271.63
  5. Step 5: Solve for x
    x = 16,270,271.63/4,959.43
  6. Step 6: Final answer
    x = 3,280.68

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Half scale
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Double scale
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Similar ratio
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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.