Home / 7,826.26-11,739.54-2,561.26

Finding the Fourth Proportional to 7,826.26, 11,739.54 and 2,561.26

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Solution

The fourth proportional to 7,826.26, 11,739.54 and 2,561.26 is: 3,841.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.26 : 11,739.54 = 2,561.26 : x
  2. Step 2: Convert to fraction form
    7,826.26/11,739.54 = 2,561.26/x
  3. Step 3: Cross multiply
    7,826.26x = 11,739.54 × 2,561.26
  4. Step 4: Simplify right side
    7,826.26x = 30,068,014.22
  5. Step 5: Solve for x
    x = 30,068,014.22/7,826.26
  6. Step 6: Final answer
    x = 3,841.94

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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.