Home / 12,801.62-19,202.40-5,004.96

Finding the Fourth Proportional to 12,801.62, 19,202.40 and 5,004.96

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Solution

The fourth proportional to 12,801.62, 19,202.40 and 5,004.96 is: 7,507.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801.62 : 19,202.40 = 5,004.96 : x
  2. Step 2: Convert to fraction form
    12,801.62/19,202.40 = 5,004.96/x
  3. Step 3: Cross multiply
    12,801.62x = 19,202.40 × 5,004.96
  4. Step 4: Simplify right side
    12,801.62x = 96,107,243.90
  5. Step 5: Solve for x
    x = 96,107,243.90/12,801.62
  6. Step 6: Final answer
    x = 7,507.43

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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.