Home / 4,202.74-6,305.04-1,281.27

Finding the Fourth Proportional to 4,202.74, 6,305.04 and 1,281.27

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Solution

The fourth proportional to 4,202.74, 6,305.04 and 1,281.27 is: 1,922.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,202.74 : 6,305.04 = 1,281.27 : x
  2. Step 2: Convert to fraction form
    4,202.74/6,305.04 = 1,281.27/x
  3. Step 3: Cross multiply
    4,202.74x = 6,305.04 × 1,281.27
  4. Step 4: Simplify right side
    4,202.74x = 8,078,446.78
  5. Step 5: Solve for x
    x = 8,078,446.78/4,202.74
  6. Step 6: Final answer
    x = 1,922.19

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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.