Home / 8,351.43-12,529.55-3,962.85

Finding the Fourth Proportional to 8,351.43, 12,529.55 and 3,962.85

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Solution

The fourth proportional to 8,351.43, 12,529.55 and 3,962.85 is: 5,945.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351.43 : 12,529.55 = 3,962.85 : x
  2. Step 2: Convert to fraction form
    8,351.43/12,529.55 = 3,962.85/x
  3. Step 3: Cross multiply
    8,351.43x = 12,529.55 × 3,962.85
  4. Step 4: Simplify right side
    8,351.43x = 49,652,707.40
  5. Step 5: Solve for x
    x = 49,652,707.40/8,351.43
  6. Step 6: Final answer
    x = 5,945.41

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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.