Home / 5,169.44-7,134.08-3,045.60

Finding the Fourth Proportional to 5,169.44, 7,134.08 and 3,045.60

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Solution

The fourth proportional to 5,169.44, 7,134.08 and 3,045.60 is: 4,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.44 : 7,134.08 = 3,045.60 : x
  2. Step 2: Convert to fraction form
    5,169.44/7,134.08 = 3,045.60/x
  3. Step 3: Cross multiply
    5,169.44x = 7,134.08 × 3,045.60
  4. Step 4: Simplify right side
    5,169.44x = 21,727,554.05
  5. Step 5: Solve for x
    x = 21,727,554.05/5,169.44
  6. Step 6: Final answer
    x = 4,203.08

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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.