Home / 5,672.40-8,499.93-2,383.69

Finding the Fourth Proportional to 5,672.40, 8,499.93 and 2,383.69

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Solution

The fourth proportional to 5,672.40, 8,499.93 and 2,383.69 is: 3,571.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,672.40 : 8,499.93 = 2,383.69 : x
  2. Step 2: Convert to fraction form
    5,672.40/8,499.93 = 2,383.69/x
  3. Step 3: Cross multiply
    5,672.40x = 8,499.93 × 2,383.69
  4. Step 4: Simplify right side
    5,672.40x = 20,261,198.14
  5. Step 5: Solve for x
    x = 20,261,198.14/5,672.40
  6. Step 6: Final answer
    x = 3,571.89

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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.