Home / 8,126.49-12,193.07-4,175.77

Finding the Fourth Proportional to 8,126.49, 12,193.07 and 4,175.77

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Solution

The fourth proportional to 8,126.49, 12,193.07 and 4,175.77 is: 6,265.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126.49 : 12,193.07 = 4,175.77 : x
  2. Step 2: Convert to fraction form
    8,126.49/12,193.07 = 4,175.77/x
  3. Step 3: Cross multiply
    8,126.49x = 12,193.07 × 4,175.77
  4. Step 4: Simplify right side
    8,126.49x = 50,915,455.91
  5. Step 5: Solve for x
    x = 50,915,455.91/8,126.49
  6. Step 6: Final answer
    x = 6,265.37

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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.