Home / 1,895.80-2,845.50-1,589.56

Finding the Fourth Proportional to 1,895.80, 2,845.50 and 1,589.56

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Solution

The fourth proportional to 1,895.80, 2,845.50 and 1,589.56 is: 2,385.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,895.80 : 2,845.50 = 1,589.56 : x
  2. Step 2: Convert to fraction form
    1,895.80/2,845.50 = 1,589.56/x
  3. Step 3: Cross multiply
    1,895.80x = 2,845.50 × 1,589.56
  4. Step 4: Simplify right side
    1,895.80x = 4,523,092.98
  5. Step 5: Solve for x
    x = 4,523,092.98/1,895.80
  6. Step 6: Final answer
    x = 2,385.85

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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.