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Finding the Fourth Proportional to 2,310.39, 3,464.16 and 994.98

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Solution

The fourth proportional to 2,310.39, 3,464.16 and 994.98 is: 1,491.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,310.39 : 3,464.16 = 994.98 : x
  2. Step 2: Convert to fraction form
    2,310.39/3,464.16 = 994.98/x
  3. Step 3: Cross multiply
    2,310.39x = 3,464.16 × 994.98
  4. Step 4: Simplify right side
    2,310.39x = 3,446,769.92
  5. Step 5: Solve for x
    x = 3,446,769.92/2,310.39
  6. Step 6: Final answer
    x = 1,491.86

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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.