Home / 3,996.40-5,996.04-1,803.46

Finding the Fourth Proportional to 3,996.40, 5,996.04 and 1,803.46

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Solution

The fourth proportional to 3,996.40, 5,996.04 and 1,803.46 is: 2,705.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.40 : 5,996.04 = 1,803.46 : x
  2. Step 2: Convert to fraction form
    3,996.40/5,996.04 = 1,803.46/x
  3. Step 3: Cross multiply
    3,996.40x = 5,996.04 × 1,803.46
  4. Step 4: Simplify right side
    3,996.40x = 10,813,618.30
  5. Step 5: Solve for x
    x = 10,813,618.30/3,996.40
  6. Step 6: Final answer
    x = 2,705.84

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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.