Home / 8,059.79-12,089.75-2,512.91

Finding the Fourth Proportional to 8,059.79, 12,089.75 and 2,512.91

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Solution

The fourth proportional to 8,059.79, 12,089.75 and 2,512.91 is: 3,769.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059.79 : 12,089.75 = 2,512.91 : x
  2. Step 2: Convert to fraction form
    8,059.79/12,089.75 = 2,512.91/x
  3. Step 3: Cross multiply
    8,059.79x = 12,089.75 × 2,512.91
  4. Step 4: Simplify right side
    8,059.79x = 30,380,380.66
  5. Step 5: Solve for x
    x = 30,380,380.66/8,059.79
  6. Step 6: Final answer
    x = 3,769.38

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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.