Home / 1,858.28-2,542.42-1,850.54

Finding the Fourth Proportional to 1,858.28, 2,542.42 and 1,850.54

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Solution

The fourth proportional to 1,858.28, 2,542.42 and 1,850.54 is: 2,531.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858.28 : 2,542.42 = 1,850.54 : x
  2. Step 2: Convert to fraction form
    1,858.28/2,542.42 = 1,850.54/x
  3. Step 3: Cross multiply
    1,858.28x = 2,542.42 × 1,850.54
  4. Step 4: Simplify right side
    1,858.28x = 4,704,849.91
  5. Step 5: Solve for x
    x = 4,704,849.91/1,858.28
  6. Step 6: Final answer
    x = 2,531.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.