Home / 7,733.82-11,601.12-3,788.70

Finding the Fourth Proportional to 7,733.82, 11,601.12 and 3,788.70

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Solution

The fourth proportional to 7,733.82, 11,601.12 and 3,788.70 is: 5,683.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,733.82 : 11,601.12 = 3,788.70 : x
  2. Step 2: Convert to fraction form
    7,733.82/11,601.12 = 3,788.70/x
  3. Step 3: Cross multiply
    7,733.82x = 11,601.12 × 3,788.70
  4. Step 4: Simplify right side
    7,733.82x = 43,953,163.34
  5. Step 5: Solve for x
    x = 43,953,163.34/7,733.82
  6. Step 6: Final answer
    x = 5,683.24

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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.