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Finding the Fourth Proportional to 2,023.62, 3,034.25 and 636.58

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Solution

The fourth proportional to 2,023.62, 3,034.25 and 636.58 is: 954.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.62 : 3,034.25 = 636.58 : x
  2. Step 2: Convert to fraction form
    2,023.62/3,034.25 = 636.58/x
  3. Step 3: Cross multiply
    2,023.62x = 3,034.25 × 636.58
  4. Step 4: Simplify right side
    2,023.62x = 1,931,542.87
  5. Step 5: Solve for x
    x = 1,931,542.87/2,023.62
  6. Step 6: Final answer
    x = 954.50

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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.