Home / 7,738.22-11,600.27-2,806.77

Finding the Fourth Proportional to 7,738.22, 11,600.27 and 2,806.77

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Solution

The fourth proportional to 7,738.22, 11,600.27 and 2,806.77 is: 4,207.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.22 : 11,600.27 = 2,806.77 : x
  2. Step 2: Convert to fraction form
    7,738.22/11,600.27 = 2,806.77/x
  3. Step 3: Cross multiply
    7,738.22x = 11,600.27 × 2,806.77
  4. Step 4: Simplify right side
    7,738.22x = 32,559,296.84
  5. Step 5: Solve for x
    x = 32,559,296.84/7,738.22
  6. Step 6: Final answer
    x = 4,207.59

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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.