Home / 4,665.80-6,439.20-2,676.44

Finding the Fourth Proportional to 4,665.80, 6,439.20 and 2,676.44

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Solution

The fourth proportional to 4,665.80, 6,439.20 and 2,676.44 is: 3,693.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.80 : 6,439.20 = 2,676.44 : x
  2. Step 2: Convert to fraction form
    4,665.80/6,439.20 = 2,676.44/x
  3. Step 3: Cross multiply
    4,665.80x = 6,439.20 × 2,676.44
  4. Step 4: Simplify right side
    4,665.80x = 17,234,138.51
  5. Step 5: Solve for x
    x = 17,234,138.51/4,665.80
  6. Step 6: Final answer
    x = 3,693.71

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1.5x scale

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.