Home / 1,535.05-2,298.47-1,198.11

Finding the Fourth Proportional to 1,535.05, 2,298.47 and 1,198.11

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Solution

The fourth proportional to 1,535.05, 2,298.47 and 1,198.11 is: 1,793.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535.05 : 2,298.47 = 1,198.11 : x
  2. Step 2: Convert to fraction form
    1,535.05/2,298.47 = 1,198.11/x
  3. Step 3: Cross multiply
    1,535.05x = 2,298.47 × 1,198.11
  4. Step 4: Simplify right side
    1,535.05x = 2,753,813.90
  5. Step 5: Solve for x
    x = 2,753,813.90/1,535.05
  6. Step 6: Final answer
    x = 1,793.96

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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.