Home / 9,428.38-14,149.04-3,272.38

Finding the Fourth Proportional to 9,428.38, 14,149.04 and 3,272.38

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Solution

The fourth proportional to 9,428.38, 14,149.04 and 3,272.38 is: 4,910.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.38 : 14,149.04 = 3,272.38 : x
  2. Step 2: Convert to fraction form
    9,428.38/14,149.04 = 3,272.38/x
  3. Step 3: Cross multiply
    9,428.38x = 14,149.04 × 3,272.38
  4. Step 4: Simplify right side
    9,428.38x = 46,301,035.52
  5. Step 5: Solve for x
    x = 46,301,035.52/9,428.38
  6. Step 6: Final answer
    x = 4,910.82

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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.