Home / 5,199.82-7,799.65-1,304.26

Finding the Fourth Proportional to 5,199.82, 7,799.65 and 1,304.26

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Solution

The fourth proportional to 5,199.82, 7,799.65 and 1,304.26 is: 1,956.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.82 : 7,799.65 = 1,304.26 : x
  2. Step 2: Convert to fraction form
    5,199.82/7,799.65 = 1,304.26/x
  3. Step 3: Cross multiply
    5,199.82x = 7,799.65 × 1,304.26
  4. Step 4: Simplify right side
    5,199.82x = 10,172,771.51
  5. Step 5: Solve for x
    x = 10,172,771.51/5,199.82
  6. Step 6: Final answer
    x = 1,956.37

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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.