Home / 7,826.23-11,740.43-2,633.59

Finding the Fourth Proportional to 7,826.23, 11,740.43 and 2,633.59

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Solution

The fourth proportional to 7,826.23, 11,740.43 and 2,633.59 is: 3,950.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.23 : 11,740.43 = 2,633.59 : x
  2. Step 2: Convert to fraction form
    7,826.23/11,740.43 = 2,633.59/x
  3. Step 3: Cross multiply
    7,826.23x = 11,740.43 × 2,633.59
  4. Step 4: Simplify right side
    7,826.23x = 30,919,479.04
  5. Step 5: Solve for x
    x = 30,919,479.04/7,826.23
  6. Step 6: Final answer
    x = 3,950.75

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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.