Home / 5,427.14-7,489.22-3,069.32

Finding the Fourth Proportional to 5,427.14, 7,489.22 and 3,069.32

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Solution

The fourth proportional to 5,427.14, 7,489.22 and 3,069.32 is: 4,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.14 : 7,489.22 = 3,069.32 : x
  2. Step 2: Convert to fraction form
    5,427.14/7,489.22 = 3,069.32/x
  3. Step 3: Cross multiply
    5,427.14x = 7,489.22 × 3,069.32
  4. Step 4: Simplify right side
    5,427.14x = 22,986,759.94
  5. Step 5: Solve for x
    x = 22,986,759.94/5,427.14
  6. Step 6: Final answer
    x = 4,235.52

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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.