Home / 10,972.82-16,460.79-4,046.78

Finding the Fourth Proportional to 10,972.82, 16,460.79 and 4,046.78

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Solution

The fourth proportional to 10,972.82, 16,460.79 and 4,046.78 is: 6,070.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.82 : 16,460.79 = 4,046.78 : x
  2. Step 2: Convert to fraction form
    10,972.82/16,460.79 = 4,046.78/x
  3. Step 3: Cross multiply
    10,972.82x = 16,460.79 × 4,046.78
  4. Step 4: Simplify right side
    10,972.82x = 66,613,195.76
  5. Step 5: Solve for x
    x = 66,613,195.76/10,972.82
  6. Step 6: Final answer
    x = 6,070.75

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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.