Home / 9,146.22-13,720.24-4,217.27

Finding the Fourth Proportional to 9,146.22, 13,720.24 and 4,217.27

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Solution

The fourth proportional to 9,146.22, 13,720.24 and 4,217.27 is: 6,326.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.22 : 13,720.24 = 4,217.27 : x
  2. Step 2: Convert to fraction form
    9,146.22/13,720.24 = 4,217.27/x
  3. Step 3: Cross multiply
    9,146.22x = 13,720.24 × 4,217.27
  4. Step 4: Simplify right side
    9,146.22x = 57,861,869.49
  5. Step 5: Solve for x
    x = 57,861,869.49/9,146.22
  6. Step 6: Final answer
    x = 6,326.32

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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.