Home / 5,660.31-8,486.37-3,806.82

Finding the Fourth Proportional to 5,660.31, 8,486.37 and 3,806.82

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Solution

The fourth proportional to 5,660.31, 8,486.37 and 3,806.82 is: 5,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660.31 : 8,486.37 = 3,806.82 : x
  2. Step 2: Convert to fraction form
    5,660.31/8,486.37 = 3,806.82/x
  3. Step 3: Cross multiply
    5,660.31x = 8,486.37 × 3,806.82
  4. Step 4: Simplify right side
    5,660.31x = 32,306,083.04
  5. Step 5: Solve for x
    x = 32,306,083.04/5,660.31
  6. Step 6: Final answer
    x = 5,707.48

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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.