Home / 4,339.64-5,987.05-3,208.02

Finding the Fourth Proportional to 4,339.64, 5,987.05 and 3,208.02

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Solution

The fourth proportional to 4,339.64, 5,987.05 and 3,208.02 is: 4,425.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,339.64 : 5,987.05 = 3,208.02 : x
  2. Step 2: Convert to fraction form
    4,339.64/5,987.05 = 3,208.02/x
  3. Step 3: Cross multiply
    4,339.64x = 5,987.05 × 3,208.02
  4. Step 4: Simplify right side
    4,339.64x = 19,206,591.52
  5. Step 5: Solve for x
    x = 19,206,591.52/4,339.64
  6. Step 6: Final answer
    x = 4,425.85

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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.