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Finding the Fourth Proportional to 3,953.73, 5,930.46 and 1,874.73

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Solution

The fourth proportional to 3,953.73, 5,930.46 and 1,874.73 is: 2,812.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.73 : 5,930.46 = 1,874.73 : x
  2. Step 2: Convert to fraction form
    3,953.73/5,930.46 = 1,874.73/x
  3. Step 3: Cross multiply
    3,953.73x = 5,930.46 × 1,874.73
  4. Step 4: Simplify right side
    3,953.73x = 11,118,011.28
  5. Step 5: Solve for x
    x = 11,118,011.28/3,953.73
  6. Step 6: Final answer
    x = 2,812.03

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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.