Home / 5,923.74-8,175.06-3,930.90

Finding the Fourth Proportional to 5,923.74, 8,175.06 and 3,930.90

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Solution

The fourth proportional to 5,923.74, 8,175.06 and 3,930.90 is: 5,424.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,923.74 : 8,175.06 = 3,930.90 : x
  2. Step 2: Convert to fraction form
    5,923.74/8,175.06 = 3,930.90/x
  3. Step 3: Cross multiply
    5,923.74x = 8,175.06 × 3,930.90
  4. Step 4: Simplify right side
    5,923.74x = 32,135,343.35
  5. Step 5: Solve for x
    x = 32,135,343.35/5,923.74
  6. Step 6: Final answer
    x = 5,424.84

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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.