Home / 2,198.04-3,298.02-737.40

Finding the Fourth Proportional to 2,198.04, 3,298.02 and 737.40

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Solution

The fourth proportional to 2,198.04, 3,298.02 and 737.40 is: 1,106.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.04 : 3,298.02 = 737.40 : x
  2. Step 2: Convert to fraction form
    2,198.04/3,298.02 = 737.40/x
  3. Step 3: Cross multiply
    2,198.04x = 3,298.02 × 737.40
  4. Step 4: Simplify right side
    2,198.04x = 2,431,959.95
  5. Step 5: Solve for x
    x = 2,431,959.95/2,198.04
  6. Step 6: Final answer
    x = 1,106.42

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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.