Home / 7,414.04-11,121.02-1,942.04

Finding the Fourth Proportional to 7,414.04, 11,121.02 and 1,942.04

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Solution

The fourth proportional to 7,414.04, 11,121.02 and 1,942.04 is: 2,913.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.04 : 11,121.02 = 1,942.04 : x
  2. Step 2: Convert to fraction form
    7,414.04/11,121.02 = 1,942.04/x
  3. Step 3: Cross multiply
    7,414.04x = 11,121.02 × 1,942.04
  4. Step 4: Simplify right side
    7,414.04x = 21,597,465.68
  5. Step 5: Solve for x
    x = 21,597,465.68/7,414.04
  6. Step 6: Final answer
    x = 2,913.05

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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.