Home / 7,726.40-11,589.92-3,833.92

Finding the Fourth Proportional to 7,726.40, 11,589.92 and 3,833.92

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Solution

The fourth proportional to 7,726.40, 11,589.92 and 3,833.92 is: 5,751.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.40 : 11,589.92 = 3,833.92 : x
  2. Step 2: Convert to fraction form
    7,726.40/11,589.92 = 3,833.92/x
  3. Step 3: Cross multiply
    7,726.40x = 11,589.92 × 3,833.92
  4. Step 4: Simplify right side
    7,726.40x = 44,434,826.09
  5. Step 5: Solve for x
    x = 44,434,826.09/7,726.40
  6. Step 6: Final answer
    x = 5,751.04

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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.