Home / 4,782.20-7,176.06-2,008.62

Finding the Fourth Proportional to 4,782.20, 7,176.06 and 2,008.62

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Solution

The fourth proportional to 4,782.20, 7,176.06 and 2,008.62 is: 3,014.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782.20 : 7,176.06 = 2,008.62 : x
  2. Step 2: Convert to fraction form
    4,782.20/7,176.06 = 2,008.62/x
  3. Step 3: Cross multiply
    4,782.20x = 7,176.06 × 2,008.62
  4. Step 4: Simplify right side
    4,782.20x = 14,413,977.64
  5. Step 5: Solve for x
    x = 14,413,977.64/4,782.20
  6. Step 6: Final answer
    x = 3,014.09

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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.