Home / 3,325.67-4,589.27-1,908.38

Finding the Fourth Proportional to 3,325.67, 4,589.27 and 1,908.38

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Solution

The fourth proportional to 3,325.67, 4,589.27 and 1,908.38 is: 2,633.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.67 : 4,589.27 = 1,908.38 : x
  2. Step 2: Convert to fraction form
    3,325.67/4,589.27 = 1,908.38/x
  3. Step 3: Cross multiply
    3,325.67x = 4,589.27 × 1,908.38
  4. Step 4: Simplify right side
    3,325.67x = 8,758,065.09
  5. Step 5: Solve for x
    x = 8,758,065.09/3,325.67
  6. Step 6: Final answer
    x = 2,633.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.