Home / 8,169.42-11,273.56-4,632.61

Finding the Fourth Proportional to 8,169.42, 11,273.56 and 4,632.61

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Solution

The fourth proportional to 8,169.42, 11,273.56 and 4,632.61 is: 6,392.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169.42 : 11,273.56 = 4,632.61 : x
  2. Step 2: Convert to fraction form
    8,169.42/11,273.56 = 4,632.61/x
  3. Step 3: Cross multiply
    8,169.42x = 11,273.56 × 4,632.61
  4. Step 4: Simplify right side
    8,169.42x = 52,226,006.79
  5. Step 5: Solve for x
    x = 52,226,006.79/8,169.42
  6. Step 6: Final answer
    x = 6,392.87

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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.