Home / 4,488.72-6,730.85-1,676.60

Finding the Fourth Proportional to 4,488.72, 6,730.85 and 1,676.60

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Solution

The fourth proportional to 4,488.72, 6,730.85 and 1,676.60 is: 2,514.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,488.72 : 6,730.85 = 1,676.60 : x
  2. Step 2: Convert to fraction form
    4,488.72/6,730.85 = 1,676.60/x
  3. Step 3: Cross multiply
    4,488.72x = 6,730.85 × 1,676.60
  4. Step 4: Simplify right side
    4,488.72x = 11,284,929.46
  5. Step 5: Solve for x
    x = 11,284,929.46/4,488.72
  6. Step 6: Final answer
    x = 2,514.07

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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.