Home / 2,528.08-3,793.43-1,911.59

Finding the Fourth Proportional to 2,528.08, 3,793.43 and 1,911.59

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Solution

The fourth proportional to 2,528.08, 3,793.43 and 1,911.59 is: 2,868.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528.08 : 3,793.43 = 1,911.59 : x
  2. Step 2: Convert to fraction form
    2,528.08/3,793.43 = 1,911.59/x
  3. Step 3: Cross multiply
    2,528.08x = 3,793.43 × 1,911.59
  4. Step 4: Simplify right side
    2,528.08x = 7,251,482.85
  5. Step 5: Solve for x
    x = 7,251,482.85/2,528.08
  6. Step 6: Final answer
    x = 2,868.38

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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.