Home / 10,972.73-16,460.73-3,180.53

Finding the Fourth Proportional to 10,972.73, 16,460.73 and 3,180.53

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Solution

The fourth proportional to 10,972.73, 16,460.73 and 3,180.53 is: 4,771.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.73 : 16,460.73 = 3,180.53 : x
  2. Step 2: Convert to fraction form
    10,972.73/16,460.73 = 3,180.53/x
  3. Step 3: Cross multiply
    10,972.73x = 16,460.73 × 3,180.53
  4. Step 4: Simplify right side
    10,972.73x = 52,353,886.74
  5. Step 5: Solve for x
    x = 52,353,886.74/10,972.73
  6. Step 6: Final answer
    x = 4,771.27

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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.