Home / 5,972.06-8,958.54-2,076.78

Finding the Fourth Proportional to 5,972.06, 8,958.54 and 2,076.78

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Solution

The fourth proportional to 5,972.06, 8,958.54 and 2,076.78 is: 3,115.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,972.06 : 8,958.54 = 2,076.78 : x
  2. Step 2: Convert to fraction form
    5,972.06/8,958.54 = 2,076.78/x
  3. Step 3: Cross multiply
    5,972.06x = 8,958.54 × 2,076.78
  4. Step 4: Simplify right side
    5,972.06x = 18,604,916.70
  5. Step 5: Solve for x
    x = 18,604,916.70/5,972.06
  6. Step 6: Final answer
    x = 3,115.33

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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.