Home / 5,427.16-7,489.41-3,069.25

Finding the Fourth Proportional to 5,427.16, 7,489.41 and 3,069.25

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Solution

The fourth proportional to 5,427.16, 7,489.41 and 3,069.25 is: 4,235.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.16 : 7,489.41 = 3,069.25 : x
  2. Step 2: Convert to fraction form
    5,427.16/7,489.41 = 3,069.25/x
  3. Step 3: Cross multiply
    5,427.16x = 7,489.41 × 3,069.25
  4. Step 4: Simplify right side
    5,427.16x = 22,986,871.64
  5. Step 5: Solve for x
    x = 22,986,871.64/5,427.16
  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.