Home / 3,806.12-5,700.40-3,674.80

Finding the Fourth Proportional to 3,806.12, 5,700.40 and 3,674.80

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Solution

The fourth proportional to 3,806.12, 5,700.40 and 3,674.80 is: 5,503.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,806.12 : 5,700.40 = 3,674.80 : x
  2. Step 2: Convert to fraction form
    3,806.12/5,700.40 = 3,674.80/x
  3. Step 3: Cross multiply
    3,806.12x = 5,700.40 × 3,674.80
  4. Step 4: Simplify right side
    3,806.12x = 20,947,829.92
  5. Step 5: Solve for x
    x = 20,947,829.92/3,806.12
  6. Step 6: Final answer
    x = 5,503.72

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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.