Home / 9,230.09-13,830.78-3,680.93

Finding the Fourth Proportional to 9,230.09, 13,830.78 and 3,680.93

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Solution

The fourth proportional to 9,230.09, 13,830.78 and 3,680.93 is: 5,515.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.09 : 13,830.78 = 3,680.93 : x
  2. Step 2: Convert to fraction form
    9,230.09/13,830.78 = 3,680.93/x
  3. Step 3: Cross multiply
    9,230.09x = 13,830.78 × 3,680.93
  4. Step 4: Simplify right side
    9,230.09x = 50,910,063.87
  5. Step 5: Solve for x
    x = 50,910,063.87/9,230.09
  6. Step 6: Final answer
    x = 5,515.67

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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.