Home / 5,860.86-8,087.31-3,208.02

Finding the Fourth Proportional to 5,860.86, 8,087.31 and 3,208.02

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Solution

The fourth proportional to 5,860.86, 8,087.31 and 3,208.02 is: 4,426.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,860.86 : 8,087.31 = 3,208.02 : x
  2. Step 2: Convert to fraction form
    5,860.86/8,087.31 = 3,208.02/x
  3. Step 3: Cross multiply
    5,860.86x = 8,087.31 × 3,208.02
  4. Step 4: Simplify right side
    5,860.86x = 25,944,252.23
  5. Step 5: Solve for x
    x = 25,944,252.23/5,860.86
  6. Step 6: Final answer
    x = 4,426.70

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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.