Home / 11,928.32-16,452.96-6,960.32

Finding the Fourth Proportional to 11,928.32, 16,452.96 and 6,960.32

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Solution

The fourth proportional to 11,928.32, 16,452.96 and 6,960.32 is: 9,600.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928.32 : 16,452.96 = 6,960.32 : x
  2. Step 2: Convert to fraction form
    11,928.32/16,452.96 = 6,960.32/x
  3. Step 3: Cross multiply
    11,928.32x = 16,452.96 × 6,960.32
  4. Step 4: Simplify right side
    11,928.32x = 114,517,866.55
  5. Step 5: Solve for x
    x = 114,517,866.55/11,928.32
  6. Step 6: Final answer
    x = 9,600.50

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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.