Home / 7,738.07-11,599.97-2,806.52

Finding the Fourth Proportional to 7,738.07, 11,599.97 and 2,806.52

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Solution

The fourth proportional to 7,738.07, 11,599.97 and 2,806.52 is: 4,207.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,738.07 : 11,599.97 = 2,806.52 : x
  2. Step 2: Convert to fraction form
    7,738.07/11,599.97 = 2,806.52/x
  3. Step 3: Cross multiply
    7,738.07x = 11,599.97 × 2,806.52
  4. Step 4: Simplify right side
    7,738.07x = 32,555,475.77
  5. Step 5: Solve for x
    x = 32,555,475.77/7,738.07
  6. Step 6: Final answer
    x = 4,207.19

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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.