Home / 8,069.28-12,110.46-4,174.80

Finding the Fourth Proportional to 8,069.28, 12,110.46 and 4,174.80

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Solution

The fourth proportional to 8,069.28, 12,110.46 and 4,174.80 is: 6,265.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.28 : 12,110.46 = 4,174.80 : x
  2. Step 2: Convert to fraction form
    8,069.28/12,110.46 = 4,174.80/x
  3. Step 3: Cross multiply
    8,069.28x = 12,110.46 × 4,174.80
  4. Step 4: Simplify right side
    8,069.28x = 50,558,748.41
  5. Step 5: Solve for x
    x = 50,558,748.41/8,069.28
  6. Step 6: Final answer
    x = 6,265.58

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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.