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Finding the Fourth Proportional to 5,759.58, 7,948.10 and 3,241.92

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Solution

The fourth proportional to 5,759.58, 7,948.10 and 3,241.92 is: 4,473.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759.58 : 7,948.10 = 3,241.92 : x
  2. Step 2: Convert to fraction form
    5,759.58/7,948.10 = 3,241.92/x
  3. Step 3: Cross multiply
    5,759.58x = 7,948.10 × 3,241.92
  4. Step 4: Simplify right side
    5,759.58x = 25,767,133.14
  5. Step 5: Solve for x
    x = 25,767,133.14/5,759.58
  6. Step 6: Final answer
    x = 4,473.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.