Home / 8,159.04-12,234.92-3,777.75

Finding the Fourth Proportional to 8,159.04, 12,234.92 and 3,777.75

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Solution

The fourth proportional to 8,159.04, 12,234.92 and 3,777.75 is: 5,664.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,159.04 : 12,234.92 = 3,777.75 : x
  2. Step 2: Convert to fraction form
    8,159.04/12,234.92 = 3,777.75/x
  3. Step 3: Cross multiply
    8,159.04x = 12,234.92 × 3,777.75
  4. Step 4: Simplify right side
    8,159.04x = 46,220,450.14
  5. Step 5: Solve for x
    x = 46,220,450.14/8,159.04
  6. Step 6: Final answer
    x = 5,664.94

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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.