Home / 5,457.40-8,179.24-2,333.73

Finding the Fourth Proportional to 5,457.40, 8,179.24 and 2,333.73

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Solution

The fourth proportional to 5,457.40, 8,179.24 and 2,333.73 is: 3,497.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457.40 : 8,179.24 = 2,333.73 : x
  2. Step 2: Convert to fraction form
    5,457.40/8,179.24 = 2,333.73/x
  3. Step 3: Cross multiply
    5,457.40x = 8,179.24 × 2,333.73
  4. Step 4: Simplify right side
    5,457.40x = 19,088,122.05
  5. Step 5: Solve for x
    x = 19,088,122.05/5,457.40
  6. Step 6: Final answer
    x = 3,497.66

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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.