Home / 10,974.66-16,461.99-3,955.61

Finding the Fourth Proportional to 10,974.66, 16,461.99 and 3,955.61

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Solution

The fourth proportional to 10,974.66, 16,461.99 and 3,955.61 is: 5,933.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.66 : 16,461.99 = 3,955.61 : x
  2. Step 2: Convert to fraction form
    10,974.66/16,461.99 = 3,955.61/x
  3. Step 3: Cross multiply
    10,974.66x = 16,461.99 × 3,955.61
  4. Step 4: Simplify right side
    10,974.66x = 65,117,129.95
  5. Step 5: Solve for x
    x = 65,117,129.95/10,974.66
  6. Step 6: Final answer
    x = 5,933.41

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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.