Home / 9,168.19-13,752.28-3,324.80

Finding the Fourth Proportional to 9,168.19, 13,752.28 and 3,324.80

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Solution

The fourth proportional to 9,168.19, 13,752.28 and 3,324.80 is: 4,987.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.19 : 13,752.28 = 3,324.80 : x
  2. Step 2: Convert to fraction form
    9,168.19/13,752.28 = 3,324.80/x
  3. Step 3: Cross multiply
    9,168.19x = 13,752.28 × 3,324.80
  4. Step 4: Simplify right side
    9,168.19x = 45,723,619.08
  5. Step 5: Solve for x
    x = 45,723,619.08/9,168.19
  6. Step 6: Final answer
    x = 4,987.20

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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.