Home / 8,174.94-12,259.34-2,626.86

Finding the Fourth Proportional to 8,174.94, 12,259.34 and 2,626.86

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Solution

The fourth proportional to 8,174.94, 12,259.34 and 2,626.86 is: 3,939.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174.94 : 12,259.34 = 2,626.86 : x
  2. Step 2: Convert to fraction form
    8,174.94/12,259.34 = 2,626.86/x
  3. Step 3: Cross multiply
    8,174.94x = 12,259.34 × 2,626.86
  4. Step 4: Simplify right side
    8,174.94x = 32,203,569.87
  5. Step 5: Solve for x
    x = 32,203,569.87/8,174.94
  6. Step 6: Final answer
    x = 3,939.30

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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.