Home / 9,861.21-14,774.00-6,161.67

Finding the Fourth Proportional to 9,861.21, 14,774.00 and 6,161.67

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Solution

The fourth proportional to 9,861.21, 14,774.00 and 6,161.67 is: 9,231.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861.21 : 14,774.00 = 6,161.67 : x
  2. Step 2: Convert to fraction form
    9,861.21/14,774.00 = 6,161.67/x
  3. Step 3: Cross multiply
    9,861.21x = 14,774.00 × 6,161.67
  4. Step 4: Simplify right side
    9,861.21x = 91,032,481.77
  5. Step 5: Solve for x
    x = 91,032,481.77/9,861.21
  6. Step 6: Final answer
    x = 9,231.37

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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.