Home / 7,704.11-11,551.83-5,242.25

Finding the Fourth Proportional to 7,704.11, 11,551.83 and 5,242.25

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Solution

The fourth proportional to 7,704.11, 11,551.83 and 5,242.25 is: 7,860.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704.11 : 11,551.83 = 5,242.25 : x
  2. Step 2: Convert to fraction form
    7,704.11/11,551.83 = 5,242.25/x
  3. Step 3: Cross multiply
    7,704.11x = 11,551.83 × 5,242.25
  4. Step 4: Simplify right side
    7,704.11x = 60,557,523.06
  5. Step 5: Solve for x
    x = 60,557,523.06/7,704.11
  6. Step 6: Final answer
    x = 7,860.42

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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.