Home / 3,467.48-4,780.62-2,520.18

Finding the Fourth Proportional to 3,467.48, 4,780.62 and 2,520.18

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Solution

The fourth proportional to 3,467.48, 4,780.62 and 2,520.18 is: 3,474.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.48 : 4,780.62 = 2,520.18 : x
  2. Step 2: Convert to fraction form
    3,467.48/4,780.62 = 2,520.18/x
  3. Step 3: Cross multiply
    3,467.48x = 4,780.62 × 2,520.18
  4. Step 4: Simplify right side
    3,467.48x = 12,048,022.91
  5. Step 5: Solve for x
    x = 12,048,022.91/3,467.48
  6. Step 6: Final answer
    x = 3,474.58

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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.