Home / 5,735.20-8,604.30-1,839.70

Finding the Fourth Proportional to 5,735.20, 8,604.30 and 1,839.70

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Solution

The fourth proportional to 5,735.20, 8,604.30 and 1,839.70 is: 2,760.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,735.20 : 8,604.30 = 1,839.70 : x
  2. Step 2: Convert to fraction form
    5,735.20/8,604.30 = 1,839.70/x
  3. Step 3: Cross multiply
    5,735.20x = 8,604.30 × 1,839.70
  4. Step 4: Simplify right side
    5,735.20x = 15,829,330.71
  5. Step 5: Solve for x
    x = 15,829,330.71/5,735.20
  6. Step 6: Final answer
    x = 2,760.03

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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.