Home / 8,245.24-11,378.99-4,658.96

Finding the Fourth Proportional to 8,245.24, 11,378.99 and 4,658.96

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Solution

The fourth proportional to 8,245.24, 11,378.99 and 4,658.96 is: 6,429.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,245.24 : 11,378.99 = 4,658.96 : x
  2. Step 2: Convert to fraction form
    8,245.24/11,378.99 = 4,658.96/x
  3. Step 3: Cross multiply
    8,245.24x = 11,378.99 × 4,658.96
  4. Step 4: Simplify right side
    8,245.24x = 53,014,179.06
  5. Step 5: Solve for x
    x = 53,014,179.06/8,245.24
  6. Step 6: Final answer
    x = 6,429.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.