Home / 5,493.79-8,240.73-1,333.84

Finding the Fourth Proportional to 5,493.79, 8,240.73 and 1,333.84

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Solution

The fourth proportional to 5,493.79, 8,240.73 and 1,333.84 is: 2,000.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.79 : 8,240.73 = 1,333.84 : x
  2. Step 2: Convert to fraction form
    5,493.79/8,240.73 = 1,333.84/x
  3. Step 3: Cross multiply
    5,493.79x = 8,240.73 × 1,333.84
  4. Step 4: Simplify right side
    5,493.79x = 10,991,815.30
  5. Step 5: Solve for x
    x = 10,991,815.30/5,493.79
  6. Step 6: Final answer
    x = 2,000.77

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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.