Home / 2,965.25-4,447.20-1,116.56

Finding the Fourth Proportional to 2,965.25, 4,447.20 and 1,116.56

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Solution

The fourth proportional to 2,965.25, 4,447.20 and 1,116.56 is: 1,674.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.25 : 4,447.20 = 1,116.56 : x
  2. Step 2: Convert to fraction form
    2,965.25/4,447.20 = 1,116.56/x
  3. Step 3: Cross multiply
    2,965.25x = 4,447.20 × 1,116.56
  4. Step 4: Simplify right side
    2,965.25x = 4,965,565.63
  5. Step 5: Solve for x
    x = 4,965,565.63/2,965.25
  6. Step 6: Final answer
    x = 1,674.59

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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.