Home / 7,524.09-11,286.63-1,977.57

Finding the Fourth Proportional to 7,524.09, 11,286.63 and 1,977.57

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Solution

The fourth proportional to 7,524.09, 11,286.63 and 1,977.57 is: 2,966.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.09 : 11,286.63 = 1,977.57 : x
  2. Step 2: Convert to fraction form
    7,524.09/11,286.63 = 1,977.57/x
  3. Step 3: Cross multiply
    7,524.09x = 11,286.63 × 1,977.57
  4. Step 4: Simplify right side
    7,524.09x = 22,320,100.89
  5. Step 5: Solve for x
    x = 22,320,100.89/7,524.09
  6. Step 6: Final answer
    x = 2,966.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.