Home / 9,451.44-14,179.30-2,878.56

Finding the Fourth Proportional to 9,451.44, 14,179.30 and 2,878.56

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Solution

The fourth proportional to 9,451.44, 14,179.30 and 2,878.56 is: 4,318.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.44 : 14,179.30 = 2,878.56 : x
  2. Step 2: Convert to fraction form
    9,451.44/14,179.30 = 2,878.56/x
  3. Step 3: Cross multiply
    9,451.44x = 14,179.30 × 2,878.56
  4. Step 4: Simplify right side
    9,451.44x = 40,815,965.81
  5. Step 5: Solve for x
    x = 40,815,965.81/9,451.44
  6. Step 6: Final answer
    x = 4,318.49

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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.