Home / 2,965.85-4,449.65-1,322.01

Finding the Fourth Proportional to 2,965.85, 4,449.65 and 1,322.01

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Solution

The fourth proportional to 2,965.85, 4,449.65 and 1,322.01 is: 1,983.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,965.85 : 4,449.65 = 1,322.01 : x
  2. Step 2: Convert to fraction form
    2,965.85/4,449.65 = 1,322.01/x
  3. Step 3: Cross multiply
    2,965.85x = 4,449.65 × 1,322.01
  4. Step 4: Simplify right side
    2,965.85x = 5,882,507.31
  5. Step 5: Solve for x
    x = 5,882,507.31/2,965.85
  6. Step 6: Final answer
    x = 1,983.41

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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.