Home / 4,791.57-7,188.55-3,808.10

Finding the Fourth Proportional to 4,791.57, 7,188.55 and 3,808.10

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Solution

The fourth proportional to 4,791.57, 7,188.55 and 3,808.10 is: 5,713.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791.57 : 7,188.55 = 3,808.10 : x
  2. Step 2: Convert to fraction form
    4,791.57/7,188.55 = 3,808.10/x
  3. Step 3: Cross multiply
    4,791.57x = 7,188.55 × 3,808.10
  4. Step 4: Simplify right side
    4,791.57x = 27,374,717.26
  5. Step 5: Solve for x
    x = 27,374,717.26/4,791.57
  6. Step 6: Final answer
    x = 5,713.10

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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.