Home / 2,965.34-4,447.96-1,210.30

Finding the Fourth Proportional to 2,965.34, 4,447.96 and 1,210.30

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Solution

The fourth proportional to 2,965.34, 4,447.96 and 1,210.30 is: 1,815.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.34 : 4,447.96 = 1,210.30 : x
  2. Step 2: Convert to fraction form
    2,965.34/4,447.96 = 1,210.30/x
  3. Step 3: Cross multiply
    2,965.34x = 4,447.96 × 1,210.30
  4. Step 4: Simplify right side
    2,965.34x = 5,383,365.99
  5. Step 5: Solve for x
    x = 5,383,365.99/2,965.34
  6. Step 6: Final answer
    x = 1,815.43

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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.