Home / 5,450.34-8,178.66-2,528.49

Finding the Fourth Proportional to 5,450.34, 8,178.66 and 2,528.49

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Solution

The fourth proportional to 5,450.34, 8,178.66 and 2,528.49 is: 3,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.34 : 8,178.66 = 2,528.49 : x
  2. Step 2: Convert to fraction form
    5,450.34/8,178.66 = 2,528.49/x
  3. Step 3: Cross multiply
    5,450.34x = 8,178.66 × 2,528.49
  4. Step 4: Simplify right side
    5,450.34x = 20,679,660.02
  5. Step 5: Solve for x
    x = 20,679,660.02/5,450.34
  6. Step 6: Final answer
    x = 3,794.20

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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.