Home / 1,822.45-2,735.70-1,000.75

Finding the Fourth Proportional to 1,822.45, 2,735.70 and 1,000.75

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Solution

The fourth proportional to 1,822.45, 2,735.70 and 1,000.75 is: 1,502.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.45 : 2,735.70 = 1,000.75 : x
  2. Step 2: Convert to fraction form
    1,822.45/2,735.70 = 1,000.75/x
  3. Step 3: Cross multiply
    1,822.45x = 2,735.70 × 1,000.75
  4. Step 4: Simplify right side
    1,822.45x = 2,737,751.78
  5. Step 5: Solve for x
    x = 2,737,751.78/1,822.45
  6. Step 6: Final answer
    x = 1,502.24

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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.