Home / 5,169.24-7,135.14-3,306.24

Finding the Fourth Proportional to 5,169.24, 7,135.14 and 3,306.24

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Solution

The fourth proportional to 5,169.24, 7,135.14 and 3,306.24 is: 4,563.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.24 : 7,135.14 = 3,306.24 : x
  2. Step 2: Convert to fraction form
    5,169.24/7,135.14 = 3,306.24/x
  3. Step 3: Cross multiply
    5,169.24x = 7,135.14 × 3,306.24
  4. Step 4: Simplify right side
    5,169.24x = 23,590,485.27
  5. Step 5: Solve for x
    x = 23,590,485.27/5,169.24
  6. Step 6: Final answer
    x = 4,563.63

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1.5x scale

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.