Home / 4,713.67-7,069.68-1,425.97

Finding the Fourth Proportional to 4,713.67, 7,069.68 and 1,425.97

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Solution

The fourth proportional to 4,713.67, 7,069.68 and 1,425.97 is: 2,138.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,713.67 : 7,069.68 = 1,425.97 : x
  2. Step 2: Convert to fraction form
    4,713.67/7,069.68 = 1,425.97/x
  3. Step 3: Cross multiply
    4,713.67x = 7,069.68 × 1,425.97
  4. Step 4: Simplify right side
    4,713.67x = 10,081,151.59
  5. Step 5: Solve for x
    x = 10,081,151.59/4,713.67
  6. Step 6: Final answer
    x = 2,138.71

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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.