Home / 10,255.08-15,379.68-4,010.67

Finding the Fourth Proportional to 10,255.08, 15,379.68 and 4,010.67

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Solution

The fourth proportional to 10,255.08, 15,379.68 and 4,010.67 is: 6,014.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255.08 : 15,379.68 = 4,010.67 : x
  2. Step 2: Convert to fraction form
    10,255.08/15,379.68 = 4,010.67/x
  3. Step 3: Cross multiply
    10,255.08x = 15,379.68 × 4,010.67
  4. Step 4: Simplify right side
    10,255.08x = 61,682,821.19
  5. Step 5: Solve for x
    x = 61,682,821.19/10,255.08
  6. Step 6: Final answer
    x = 6,014.86

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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.