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Finding the Fourth Proportional to 2,582.34, 3,873.66 and 634.56

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Solution

The fourth proportional to 2,582.34, 3,873.66 and 634.56 is: 951.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.34 : 3,873.66 = 634.56 : x
  2. Step 2: Convert to fraction form
    2,582.34/3,873.66 = 634.56/x
  3. Step 3: Cross multiply
    2,582.34x = 3,873.66 × 634.56
  4. Step 4: Simplify right side
    2,582.34x = 2,458,069.69
  5. Step 5: Solve for x
    x = 2,458,069.69/2,582.34
  6. Step 6: Final answer
    x = 951.88

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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.