Home / 2,750.85-4,123.04-1,363.77

Finding the Fourth Proportional to 2,750.85, 4,123.04 and 1,363.77

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Solution

The fourth proportional to 2,750.85, 4,123.04 and 1,363.77 is: 2,044.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.85 : 4,123.04 = 1,363.77 : x
  2. Step 2: Convert to fraction form
    2,750.85/4,123.04 = 1,363.77/x
  3. Step 3: Cross multiply
    2,750.85x = 4,123.04 × 1,363.77
  4. Step 4: Simplify right side
    2,750.85x = 5,622,871.44
  5. Step 5: Solve for x
    x = 5,622,871.44/2,750.85
  6. Step 6: Final answer
    x = 2,044.05

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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.