Home / 8,133.71-12,200.58-2,586.02

Finding the Fourth Proportional to 8,133.71, 12,200.58 and 2,586.02

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Solution

The fourth proportional to 8,133.71, 12,200.58 and 2,586.02 is: 3,879.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.71 : 12,200.58 = 2,586.02 : x
  2. Step 2: Convert to fraction form
    8,133.71/12,200.58 = 2,586.02/x
  3. Step 3: Cross multiply
    8,133.71x = 12,200.58 × 2,586.02
  4. Step 4: Simplify right side
    8,133.71x = 31,550,882.89
  5. Step 5: Solve for x
    x = 31,550,882.89/8,133.71
  6. Step 6: Final answer
    x = 3,879.03

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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.