Home / 5,242.32-7,863.46-1,346.73

Finding the Fourth Proportional to 5,242.32, 7,863.46 and 1,346.73

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Solution

The fourth proportional to 5,242.32, 7,863.46 and 1,346.73 is: 2,020.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242.32 : 7,863.46 = 1,346.73 : x
  2. Step 2: Convert to fraction form
    5,242.32/7,863.46 = 1,346.73/x
  3. Step 3: Cross multiply
    5,242.32x = 7,863.46 × 1,346.73
  4. Step 4: Simplify right side
    5,242.32x = 10,589,957.49
  5. Step 5: Solve for x
    x = 10,589,957.49/5,242.32
  6. Step 6: Final answer
    x = 2,020.09

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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.