Home / 3,476.16-5,209.56-1,282.77

Finding the Fourth Proportional to 3,476.16, 5,209.56 and 1,282.77

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Solution

The fourth proportional to 3,476.16, 5,209.56 and 1,282.77 is: 1,922.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.16 : 5,209.56 = 1,282.77 : x
  2. Step 2: Convert to fraction form
    3,476.16/5,209.56 = 1,282.77/x
  3. Step 3: Cross multiply
    3,476.16x = 5,209.56 × 1,282.77
  4. Step 4: Simplify right side
    3,476.16x = 6,682,667.28
  5. Step 5: Solve for x
    x = 6,682,667.28/3,476.16
  6. Step 6: Final answer
    x = 1,922.43

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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.