Home / 3,685.80-5,527.88-2,222.94

Finding the Fourth Proportional to 3,685.80, 5,527.88 and 2,222.94

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Solution

The fourth proportional to 3,685.80, 5,527.88 and 2,222.94 is: 3,333.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.80 : 5,527.88 = 2,222.94 : x
  2. Step 2: Convert to fraction form
    3,685.80/5,527.88 = 2,222.94/x
  3. Step 3: Cross multiply
    3,685.80x = 5,527.88 × 2,222.94
  4. Step 4: Simplify right side
    3,685.80x = 12,288,145.57
  5. Step 5: Solve for x
    x = 12,288,145.57/3,685.80
  6. Step 6: Final answer
    x = 3,333.92

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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.