Home / 3,209.16-4,427.32-1,950.01

Finding the Fourth Proportional to 3,209.16, 4,427.32 and 1,950.01

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Solution

The fourth proportional to 3,209.16, 4,427.32 and 1,950.01 is: 2,690.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.16 : 4,427.32 = 1,950.01 : x
  2. Step 2: Convert to fraction form
    3,209.16/4,427.32 = 1,950.01/x
  3. Step 3: Cross multiply
    3,209.16x = 4,427.32 × 1,950.01
  4. Step 4: Simplify right side
    3,209.16x = 8,633,286.39
  5. Step 5: Solve for x
    x = 8,633,286.39/3,209.16
  6. Step 6: Final answer
    x = 2,690.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.