Home / 4,182.71-6,268.86-3,661.47

Finding the Fourth Proportional to 4,182.71, 6,268.86 and 3,661.47

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Solution

The fourth proportional to 4,182.71, 6,268.86 and 3,661.47 is: 5,487.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.71 : 6,268.86 = 3,661.47 : x
  2. Step 2: Convert to fraction form
    4,182.71/6,268.86 = 3,661.47/x
  3. Step 3: Cross multiply
    4,182.71x = 6,268.86 × 3,661.47
  4. Step 4: Simplify right side
    4,182.71x = 22,953,242.82
  5. Step 5: Solve for x
    x = 22,953,242.82/4,182.71
  6. Step 6: Final answer
    x = 5,487.66

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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.