Home / 9,220.90-13,832.13-3,956.14

Finding the Fourth Proportional to 9,220.90, 13,832.13 and 3,956.14

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Solution

The fourth proportional to 9,220.90, 13,832.13 and 3,956.14 is: 5,934.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.90 : 13,832.13 = 3,956.14 : x
  2. Step 2: Convert to fraction form
    9,220.90/13,832.13 = 3,956.14/x
  3. Step 3: Cross multiply
    9,220.90x = 13,832.13 × 3,956.14
  4. Step 4: Simplify right side
    9,220.90x = 54,721,773.62
  5. Step 5: Solve for x
    x = 54,721,773.62/9,220.90
  6. Step 6: Final answer
    x = 5,934.54

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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.