Home / 4,267.36-6,399.36-1,304.88

Finding the Fourth Proportional to 4,267.36, 6,399.36 and 1,304.88

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Solution

The fourth proportional to 4,267.36, 6,399.36 and 1,304.88 is: 1,956.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.36 : 6,399.36 = 1,304.88 : x
  2. Step 2: Convert to fraction form
    4,267.36/6,399.36 = 1,304.88/x
  3. Step 3: Cross multiply
    4,267.36x = 6,399.36 × 1,304.88
  4. Step 4: Simplify right side
    4,267.36x = 8,350,396.88
  5. Step 5: Solve for x
    x = 8,350,396.88/4,267.36
  6. Step 6: Final answer
    x = 1,956.81

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1.5x scale

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.