Home / 5,689.54-8,534.31-2,765.33

Finding the Fourth Proportional to 5,689.54, 8,534.31 and 2,765.33

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Solution

The fourth proportional to 5,689.54, 8,534.31 and 2,765.33 is: 4,147.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.54 : 8,534.31 = 2,765.33 : x
  2. Step 2: Convert to fraction form
    5,689.54/8,534.31 = 2,765.33/x
  3. Step 3: Cross multiply
    5,689.54x = 8,534.31 × 2,765.33
  4. Step 4: Simplify right side
    5,689.54x = 23,600,126.97
  5. Step 5: Solve for x
    x = 23,600,126.97/5,689.54
  6. Step 6: Final answer
    x = 4,147.99

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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.