Home / 5,384.70-8,076.51-3,383.46

Finding the Fourth Proportional to 5,384.70, 8,076.51 and 3,383.46

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Solution

The fourth proportional to 5,384.70, 8,076.51 and 3,383.46 is: 5,074.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.70 : 8,076.51 = 3,383.46 : x
  2. Step 2: Convert to fraction form
    5,384.70/8,076.51 = 3,383.46/x
  3. Step 3: Cross multiply
    5,384.70x = 8,076.51 × 3,383.46
  4. Step 4: Simplify right side
    5,384.70x = 27,326,548.52
  5. Step 5: Solve for x
    x = 27,326,548.52/5,384.70
  6. Step 6: Final answer
    x = 5,074.85

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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.