Home / 10,880.80-16,310.26-5,940.21

Finding the Fourth Proportional to 10,880.80, 16,310.26 and 5,940.21

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Solution

The fourth proportional to 10,880.80, 16,310.26 and 5,940.21 is: 8,904.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880.80 : 16,310.26 = 5,940.21 : x
  2. Step 2: Convert to fraction form
    10,880.80/16,310.26 = 5,940.21/x
  3. Step 3: Cross multiply
    10,880.80x = 16,310.26 × 5,940.21
  4. Step 4: Simplify right side
    10,880.80x = 96,886,369.55
  5. Step 5: Solve for x
    x = 96,886,369.55/10,880.80
  6. Step 6: Final answer
    x = 8,904.34

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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.