Home / 5,632.38-7,771.98-3,393.72

Finding the Fourth Proportional to 5,632.38, 7,771.98 and 3,393.72

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Solution

The fourth proportional to 5,632.38, 7,771.98 and 3,393.72 is: 4,682.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,632.38 : 7,771.98 = 3,393.72 : x
  2. Step 2: Convert to fraction form
    5,632.38/7,771.98 = 3,393.72/x
  3. Step 3: Cross multiply
    5,632.38x = 7,771.98 × 3,393.72
  4. Step 4: Simplify right side
    5,632.38x = 26,375,923.97
  5. Step 5: Solve for x
    x = 26,375,923.97/5,632.38
  6. Step 6: Final answer
    x = 4,682.91

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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.