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Finding the Fourth Proportional to 4,966.98, 7,450.47 and 3,246.54

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Solution

The fourth proportional to 4,966.98, 7,450.47 and 3,246.54 is: 4,869.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.98 : 7,450.47 = 3,246.54 : x
  2. Step 2: Convert to fraction form
    4,966.98/7,450.47 = 3,246.54/x
  3. Step 3: Cross multiply
    4,966.98x = 7,450.47 × 3,246.54
  4. Step 4: Simplify right side
    4,966.98x = 24,188,248.87
  5. Step 5: Solve for x
    x = 24,188,248.87/4,966.98
  6. Step 6: Final answer
    x = 4,869.81

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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.