Home / 8,725.22-13,093.38-3,178.04

Finding the Fourth Proportional to 8,725.22, 13,093.38 and 3,178.04

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Solution

The fourth proportional to 8,725.22, 13,093.38 and 3,178.04 is: 4,769.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,725.22 : 13,093.38 = 3,178.04 : x
  2. Step 2: Convert to fraction form
    8,725.22/13,093.38 = 3,178.04/x
  3. Step 3: Cross multiply
    8,725.22x = 13,093.38 × 3,178.04
  4. Step 4: Simplify right side
    8,725.22x = 41,611,285.38
  5. Step 5: Solve for x
    x = 41,611,285.38/8,725.22
  6. Step 6: Final answer
    x = 4,769.08

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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.