Home / 10,943.07-16,408.73-3,445.22

Finding the Fourth Proportional to 10,943.07, 16,408.73 and 3,445.22

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Solution

The fourth proportional to 10,943.07, 16,408.73 and 3,445.22 is: 5,165.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.07 : 16,408.73 = 3,445.22 : x
  2. Step 2: Convert to fraction form
    10,943.07/16,408.73 = 3,445.22/x
  3. Step 3: Cross multiply
    10,943.07x = 16,408.73 × 3,445.22
  4. Step 4: Simplify right side
    10,943.07x = 56,531,622.73
  5. Step 5: Solve for x
    x = 56,531,622.73/10,943.07
  6. Step 6: Final answer
    x = 5,165.98

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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.