Home / 12,042.67-16,619.10-6,737.44

Finding the Fourth Proportional to 12,042.67, 16,619.10 and 6,737.44

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Solution

The fourth proportional to 12,042.67, 16,619.10 and 6,737.44 is: 9,297.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.67 : 16,619.10 = 6,737.44 : x
  2. Step 2: Convert to fraction form
    12,042.67/16,619.10 = 6,737.44/x
  3. Step 3: Cross multiply
    12,042.67x = 16,619.10 × 6,737.44
  4. Step 4: Simplify right side
    12,042.67x = 111,970,189.10
  5. Step 5: Solve for x
    x = 111,970,189.10/12,042.67
  6. Step 6: Final answer
    x = 9,297.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.