Home / 9,324.28-13,986.42-3,168.28

Finding the Fourth Proportional to 9,324.28, 13,986.42 and 3,168.28

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Solution

The fourth proportional to 9,324.28, 13,986.42 and 3,168.28 is: 4,752.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.28 : 13,986.42 = 3,168.28 : x
  2. Step 2: Convert to fraction form
    9,324.28/13,986.42 = 3,168.28/x
  3. Step 3: Cross multiply
    9,324.28x = 13,986.42 × 3,168.28
  4. Step 4: Simplify right side
    9,324.28x = 44,312,918.18
  5. Step 5: Solve for x
    x = 44,312,918.18/9,324.28
  6. Step 6: Final answer
    x = 4,752.42

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Similar ratio
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1.5x scale

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.