Home / 8,960.20-13,431.91-3,032.94

Finding the Fourth Proportional to 8,960.20, 13,431.91 and 3,032.94

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Solution

The fourth proportional to 8,960.20, 13,431.91 and 3,032.94 is: 4,546.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.20 : 13,431.91 = 3,032.94 : x
  2. Step 2: Convert to fraction form
    8,960.20/13,431.91 = 3,032.94/x
  3. Step 3: Cross multiply
    8,960.20x = 13,431.91 × 3,032.94
  4. Step 4: Simplify right side
    8,960.20x = 40,738,234.12
  5. Step 5: Solve for x
    x = 40,738,234.12/8,960.20
  6. Step 6: Final answer
    x = 4,546.57

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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.