Home / 3,809.12-5,706.30-3,674.68

Finding the Fourth Proportional to 3,809.12, 5,706.30 and 3,674.68

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Solution

The fourth proportional to 3,809.12, 5,706.30 and 3,674.68 is: 5,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809.12 : 5,706.30 = 3,674.68 : x
  2. Step 2: Convert to fraction form
    3,809.12/5,706.30 = 3,674.68/x
  3. Step 3: Cross multiply
    3,809.12x = 5,706.30 × 3,674.68
  4. Step 4: Simplify right side
    3,809.12x = 20,968,826.48
  5. Step 5: Solve for x
    x = 20,968,826.48/3,809.12
  6. Step 6: Final answer
    x = 5,504.90

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1.5x scale

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.