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Finding the Fourth Proportional to 7,950.96, 11,922.80 and 2,404.89

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Solution

The fourth proportional to 7,950.96, 11,922.80 and 2,404.89 is: 3,606.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.96 : 11,922.80 = 2,404.89 : x
  2. Step 2: Convert to fraction form
    7,950.96/11,922.80 = 2,404.89/x
  3. Step 3: Cross multiply
    7,950.96x = 11,922.80 × 2,404.89
  4. Step 4: Simplify right side
    7,950.96x = 28,673,010.47
  5. Step 5: Solve for x
    x = 28,673,010.47/7,950.96
  6. Step 6: Final answer
    x = 3,606.23

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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.