Home / 8,253.12-12,380.09-2,704.22

Finding the Fourth Proportional to 8,253.12, 12,380.09 and 2,704.22

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Solution

The fourth proportional to 8,253.12, 12,380.09 and 2,704.22 is: 4,056.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253.12 : 12,380.09 = 2,704.22 : x
  2. Step 2: Convert to fraction form
    8,253.12/12,380.09 = 2,704.22/x
  3. Step 3: Cross multiply
    8,253.12x = 12,380.09 × 2,704.22
  4. Step 4: Simplify right side
    8,253.12x = 33,478,411.56
  5. Step 5: Solve for x
    x = 33,478,411.56/8,253.12
  6. Step 6: Final answer
    x = 4,056.46

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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.