Home / 2,763.10-3,813.60-1,584.94

Finding the Fourth Proportional to 2,763.10, 3,813.60 and 1,584.94

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Solution

The fourth proportional to 2,763.10, 3,813.60 and 1,584.94 is: 2,187.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.10 : 3,813.60 = 1,584.94 : x
  2. Step 2: Convert to fraction form
    2,763.10/3,813.60 = 1,584.94/x
  3. Step 3: Cross multiply
    2,763.10x = 3,813.60 × 1,584.94
  4. Step 4: Simplify right side
    2,763.10x = 6,044,327.18
  5. Step 5: Solve for x
    x = 6,044,327.18/2,763.10
  6. Step 6: Final answer
    x = 2,187.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.