Home / 9,068.44-13,589.68-5,164.80

Finding the Fourth Proportional to 9,068.44, 13,589.68 and 5,164.80

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Solution

The fourth proportional to 9,068.44, 13,589.68 and 5,164.80 is: 7,739.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,068.44 : 13,589.68 = 5,164.80 : x
  2. Step 2: Convert to fraction form
    9,068.44/13,589.68 = 5,164.80/x
  3. Step 3: Cross multiply
    9,068.44x = 13,589.68 × 5,164.80
  4. Step 4: Simplify right side
    9,068.44x = 70,187,979.26
  5. Step 5: Solve for x
    x = 70,187,979.26/9,068.44
  6. Step 6: Final answer
    x = 7,739.81

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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.