Home / 2,772.48-4,158.57-1,676.55

Finding the Fourth Proportional to 2,772.48, 4,158.57 and 1,676.55

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Solution

The fourth proportional to 2,772.48, 4,158.57 and 1,676.55 is: 2,514.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772.48 : 4,158.57 = 1,676.55 : x
  2. Step 2: Convert to fraction form
    2,772.48/4,158.57 = 1,676.55/x
  3. Step 3: Cross multiply
    2,772.48x = 4,158.57 × 1,676.55
  4. Step 4: Simplify right side
    2,772.48x = 6,972,050.53
  5. Step 5: Solve for x
    x = 6,972,050.53/2,772.48
  6. Step 6: Final answer
    x = 2,514.73

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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.