Home / 10,623.37-15,936.96-4,379.92

Finding the Fourth Proportional to 10,623.37, 15,936.96 and 4,379.92

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Solution

The fourth proportional to 10,623.37, 15,936.96 and 4,379.92 is: 6,570.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,623.37 : 15,936.96 = 4,379.92 : x
  2. Step 2: Convert to fraction form
    10,623.37/15,936.96 = 4,379.92/x
  3. Step 3: Cross multiply
    10,623.37x = 15,936.96 × 4,379.92
  4. Step 4: Simplify right side
    10,623.37x = 69,802,609.84
  5. Step 5: Solve for x
    x = 69,802,609.84/10,623.37
  6. Step 6: Final answer
    x = 6,570.67

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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.