Home / 4,339.50-5,986.08-2,661.72

Finding the Fourth Proportional to 4,339.50, 5,986.08 and 2,661.72

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Solution

The fourth proportional to 4,339.50, 5,986.08 and 2,661.72 is: 3,671.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.50 : 5,986.08 = 2,661.72 : x
  2. Step 2: Convert to fraction form
    4,339.50/5,986.08 = 2,661.72/x
  3. Step 3: Cross multiply
    4,339.50x = 5,986.08 × 2,661.72
  4. Step 4: Simplify right side
    4,339.50x = 15,933,268.86
  5. Step 5: Solve for x
    x = 15,933,268.86/4,339.50
  6. Step 6: Final answer
    x = 3,671.68

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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.