Home / 4,118.52-6,178.37-1,344.32

Finding the Fourth Proportional to 4,118.52, 6,178.37 and 1,344.32

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Solution

The fourth proportional to 4,118.52, 6,178.37 and 1,344.32 is: 2,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.52 : 6,178.37 = 1,344.32 : x
  2. Step 2: Convert to fraction form
    4,118.52/6,178.37 = 1,344.32/x
  3. Step 3: Cross multiply
    4,118.52x = 6,178.37 × 1,344.32
  4. Step 4: Simplify right side
    4,118.52x = 8,305,668.74
  5. Step 5: Solve for x
    x = 8,305,668.74/4,118.52
  6. Step 6: Final answer
    x = 2,016.66

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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.