Home / 4,339.59-5,986.38-2,661.39

Finding the Fourth Proportional to 4,339.59, 5,986.38 and 2,661.39

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Solution

The fourth proportional to 4,339.59, 5,986.38 and 2,661.39 is: 3,671.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.59 : 5,986.38 = 2,661.39 : x
  2. Step 2: Convert to fraction form
    4,339.59/5,986.38 = 2,661.39/x
  3. Step 3: Cross multiply
    4,339.59x = 5,986.38 × 2,661.39
  4. Step 4: Simplify right side
    4,339.59x = 15,932,091.87
  5. Step 5: Solve for x
    x = 15,932,091.87/4,339.59
  6. Step 6: Final answer
    x = 3,671.34

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1.5x scale

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.