Home / 4,202.88-6,304.98-1,429.88

Finding the Fourth Proportional to 4,202.88, 6,304.98 and 1,429.88

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Solution

The fourth proportional to 4,202.88, 6,304.98 and 1,429.88 is: 2,145.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202.88 : 6,304.98 = 1,429.88 : x
  2. Step 2: Convert to fraction form
    4,202.88/6,304.98 = 1,429.88/x
  3. Step 3: Cross multiply
    4,202.88x = 6,304.98 × 1,429.88
  4. Step 4: Simplify right side
    4,202.88x = 9,015,364.80
  5. Step 5: Solve for x
    x = 9,015,364.80/4,202.88
  6. Step 6: Final answer
    x = 2,145.04

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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.