Home / 8,169.41-11,273.45-4,632.55

Finding the Fourth Proportional to 8,169.41, 11,273.45 and 4,632.55

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Solution

The fourth proportional to 8,169.41, 11,273.45 and 4,632.55 is: 6,392.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.41 : 11,273.45 = 4,632.55 : x
  2. Step 2: Convert to fraction form
    8,169.41/11,273.45 = 4,632.55/x
  3. Step 3: Cross multiply
    8,169.41x = 11,273.45 × 4,632.55
  4. Step 4: Simplify right side
    8,169.41x = 52,224,820.80
  5. Step 5: Solve for x
    x = 52,224,820.80/8,169.41
  6. Step 6: Final answer
    x = 6,392.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.