Home / 9,960.88-14,941.32-3,391.78

Finding the Fourth Proportional to 9,960.88, 14,941.32 and 3,391.78

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Solution

The fourth proportional to 9,960.88, 14,941.32 and 3,391.78 is: 5,087.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960.88 : 14,941.32 = 3,391.78 : x
  2. Step 2: Convert to fraction form
    9,960.88/14,941.32 = 3,391.78/x
  3. Step 3: Cross multiply
    9,960.88x = 14,941.32 × 3,391.78
  4. Step 4: Simplify right side
    9,960.88x = 50,677,670.35
  5. Step 5: Solve for x
    x = 50,677,670.35/9,960.88
  6. Step 6: Final answer
    x = 5,087.67

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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.