Home / 9,164.16-13,748.27-3,321.23

Finding the Fourth Proportional to 9,164.16, 13,748.27 and 3,321.23

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Solution

The fourth proportional to 9,164.16, 13,748.27 and 3,321.23 is: 4,982.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164.16 : 13,748.27 = 3,321.23 : x
  2. Step 2: Convert to fraction form
    9,164.16/13,748.27 = 3,321.23/x
  3. Step 3: Cross multiply
    9,164.16x = 13,748.27 × 3,321.23
  4. Step 4: Simplify right side
    9,164.16x = 45,661,081.42
  5. Step 5: Solve for x
    x = 45,661,081.42/9,164.16
  6. Step 6: Final answer
    x = 4,982.57

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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.