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Finding the Fourth Proportional to 3,609.98, 5,414.98 and 1,301.48

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Solution

The fourth proportional to 3,609.98, 5,414.98 and 1,301.48 is: 1,952.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609.98 : 5,414.98 = 1,301.48 : x
  2. Step 2: Convert to fraction form
    3,609.98/5,414.98 = 1,301.48/x
  3. Step 3: Cross multiply
    3,609.98x = 5,414.98 × 1,301.48
  4. Step 4: Simplify right side
    3,609.98x = 7,047,507.39
  5. Step 5: Solve for x
    x = 7,047,507.39/3,609.98
  6. Step 6: Final answer
    x = 1,952.23

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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.