Home / 8,289.96-12,425.91-4,133.04

Finding the Fourth Proportional to 8,289.96, 12,425.91 and 4,133.04

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Solution

The fourth proportional to 8,289.96, 12,425.91 and 4,133.04 is: 6,195.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,289.96 : 12,425.91 = 4,133.04 : x
  2. Step 2: Convert to fraction form
    8,289.96/12,425.91 = 4,133.04/x
  3. Step 3: Cross multiply
    8,289.96x = 12,425.91 × 4,133.04
  4. Step 4: Simplify right side
    8,289.96x = 51,356,783.07
  5. Step 5: Solve for x
    x = 51,356,783.07/8,289.96
  6. Step 6: Final answer
    x = 6,195.06

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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.