Home / 8,704.68-13,050.54-5,241.12

Finding the Fourth Proportional to 8,704.68, 13,050.54 and 5,241.12

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Solution

The fourth proportional to 8,704.68, 13,050.54 and 5,241.12 is: 7,857.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704.68 : 13,050.54 = 5,241.12 : x
  2. Step 2: Convert to fraction form
    8,704.68/13,050.54 = 5,241.12/x
  3. Step 3: Cross multiply
    8,704.68x = 13,050.54 × 5,241.12
  4. Step 4: Simplify right side
    8,704.68x = 68,399,446.20
  5. Step 5: Solve for x
    x = 68,399,446.20/8,704.68
  6. Step 6: Final answer
    x = 7,857.78

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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.