Home / 5,743.79-7,926.03-3,191.68

Finding the Fourth Proportional to 5,743.79, 7,926.03 and 3,191.68

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Solution

The fourth proportional to 5,743.79, 7,926.03 and 3,191.68 is: 4,404.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.79 : 7,926.03 = 3,191.68 : x
  2. Step 2: Convert to fraction form
    5,743.79/7,926.03 = 3,191.68/x
  3. Step 3: Cross multiply
    5,743.79x = 7,926.03 × 3,191.68
  4. Step 4: Simplify right side
    5,743.79x = 25,297,361.34
  5. Step 5: Solve for x
    x = 25,297,361.34/5,743.79
  6. Step 6: Final answer
    x = 4,404.30

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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.