Home / 4,717.71-7,078.61-1,796.85

Finding the Fourth Proportional to 4,717.71, 7,078.61 and 1,796.85

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Solution

The fourth proportional to 4,717.71, 7,078.61 and 1,796.85 is: 2,696.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.71 : 7,078.61 = 1,796.85 : x
  2. Step 2: Convert to fraction form
    4,717.71/7,078.61 = 1,796.85/x
  3. Step 3: Cross multiply
    4,717.71x = 7,078.61 × 1,796.85
  4. Step 4: Simplify right side
    4,717.71x = 12,719,204.87
  5. Step 5: Solve for x
    x = 12,719,204.87/4,717.71
  6. Step 6: Final answer
    x = 2,696.05

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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.