Home / 10,975.92-16,465.20-3,954.84

Finding the Fourth Proportional to 10,975.92, 16,465.20 and 3,954.84

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Solution

The fourth proportional to 10,975.92, 16,465.20 and 3,954.84 is: 5,932.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975.92 : 16,465.20 = 3,954.84 : x
  2. Step 2: Convert to fraction form
    10,975.92/16,465.20 = 3,954.84/x
  3. Step 3: Cross multiply
    10,975.92x = 16,465.20 × 3,954.84
  4. Step 4: Simplify right side
    10,975.92x = 65,117,231.57
  5. Step 5: Solve for x
    x = 65,117,231.57/10,975.92
  6. Step 6: Final answer
    x = 5,932.74

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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.