Home / 8,960.24-13,441.80-3,766.40

Finding the Fourth Proportional to 8,960.24, 13,441.80 and 3,766.40

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Solution

The fourth proportional to 8,960.24, 13,441.80 and 3,766.40 is: 5,650.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,960.24 : 13,441.80 = 3,766.40 : x
  2. Step 2: Convert to fraction form
    8,960.24/13,441.80 = 3,766.40/x
  3. Step 3: Cross multiply
    8,960.24x = 13,441.80 × 3,766.40
  4. Step 4: Simplify right side
    8,960.24x = 50,627,195.52
  5. Step 5: Solve for x
    x = 50,627,195.52/8,960.24
  6. Step 6: Final answer
    x = 5,650.21

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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.