Home / 10,977.96-16,464.66-3,956.88

Finding the Fourth Proportional to 10,977.96, 16,464.66 and 3,956.88

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Solution

The fourth proportional to 10,977.96, 16,464.66 and 3,956.88 is: 5,934.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.96 : 16,464.66 = 3,956.88 : x
  2. Step 2: Convert to fraction form
    10,977.96/16,464.66 = 3,956.88/x
  3. Step 3: Cross multiply
    10,977.96x = 16,464.66 × 3,956.88
  4. Step 4: Simplify right side
    10,977.96x = 65,148,683.86
  5. Step 5: Solve for x
    x = 65,148,683.86/10,977.96
  6. Step 6: Final answer
    x = 5,934.50

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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.