Home / 4,076.69-6,115.97-1,479.63

Finding the Fourth Proportional to 4,076.69, 6,115.97 and 1,479.63

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Solution

The fourth proportional to 4,076.69, 6,115.97 and 1,479.63 is: 2,219.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,076.69 : 6,115.97 = 1,479.63 : x
  2. Step 2: Convert to fraction form
    4,076.69/6,115.97 = 1,479.63/x
  3. Step 3: Cross multiply
    4,076.69x = 6,115.97 × 1,479.63
  4. Step 4: Simplify right side
    4,076.69x = 9,049,376.39
  5. Step 5: Solve for x
    x = 9,049,376.39/4,076.69
  6. Step 6: Final answer
    x = 2,219.78

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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.