Home / 8,187.03-12,276.63-3,743.37

Finding the Fourth Proportional to 8,187.03, 12,276.63 and 3,743.37

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Solution

The fourth proportional to 8,187.03, 12,276.63 and 3,743.37 is: 5,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187.03 : 12,276.63 = 3,743.37 : x
  2. Step 2: Convert to fraction form
    8,187.03/12,276.63 = 3,743.37/x
  3. Step 3: Cross multiply
    8,187.03x = 12,276.63 × 3,743.37
  4. Step 4: Simplify right side
    8,187.03x = 45,955,968.44
  5. Step 5: Solve for x
    x = 45,955,968.44/8,187.03
  6. Step 6: Final answer
    x = 5,613.26

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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.