Home / 4,584.09-6,871.86-1,661.61

Finding the Fourth Proportional to 4,584.09, 6,871.86 and 1,661.61

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Solution

The fourth proportional to 4,584.09, 6,871.86 and 1,661.61 is: 2,490.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,584.09 : 6,871.86 = 1,661.61 : x
  2. Step 2: Convert to fraction form
    4,584.09/6,871.86 = 1,661.61/x
  3. Step 3: Cross multiply
    4,584.09x = 6,871.86 × 1,661.61
  4. Step 4: Simplify right side
    4,584.09x = 11,418,351.29
  5. Step 5: Solve for x
    x = 11,418,351.29/4,584.09
  6. Step 6: Final answer
    x = 2,490.87

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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.