Home / 3,685.68-5,522.04-3,283.92

Finding the Fourth Proportional to 3,685.68, 5,522.04 and 3,283.92

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Solution

The fourth proportional to 3,685.68, 5,522.04 and 3,283.92 is: 4,920.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.68 : 5,522.04 = 3,283.92 : x
  2. Step 2: Convert to fraction form
    3,685.68/5,522.04 = 3,283.92/x
  3. Step 3: Cross multiply
    3,685.68x = 5,522.04 × 3,283.92
  4. Step 4: Simplify right side
    3,685.68x = 18,133,937.60
  5. Step 5: Solve for x
    x = 18,133,937.60/3,685.68
  6. Step 6: Final answer
    x = 4,920.11

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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.