Home / 7,522.96-11,285.21-3,079.71

Finding the Fourth Proportional to 7,522.96, 11,285.21 and 3,079.71

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Solution

The fourth proportional to 7,522.96, 11,285.21 and 3,079.71 is: 4,619.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,522.96 : 11,285.21 = 3,079.71 : x
  2. Step 2: Convert to fraction form
    7,522.96/11,285.21 = 3,079.71/x
  3. Step 3: Cross multiply
    7,522.96x = 11,285.21 × 3,079.71
  4. Step 4: Simplify right side
    7,522.96x = 34,755,174.09
  5. Step 5: Solve for x
    x = 34,755,174.09/7,522.96
  6. Step 6: Final answer
    x = 4,619.88

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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.