Home / 4,265.42-6,399.07-1,304.12

Finding the Fourth Proportional to 4,265.42, 6,399.07 and 1,304.12

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Solution

The fourth proportional to 4,265.42, 6,399.07 and 1,304.12 is: 1,956.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,265.42 : 6,399.07 = 1,304.12 : x
  2. Step 2: Convert to fraction form
    4,265.42/6,399.07 = 1,304.12/x
  3. Step 3: Cross multiply
    4,265.42x = 6,399.07 × 1,304.12
  4. Step 4: Simplify right side
    4,265.42x = 8,345,119.91
  5. Step 5: Solve for x
    x = 8,345,119.91/4,265.42
  6. Step 6: Final answer
    x = 1,956.46

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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.