Home / 3,027.24-4,540.10-1,079.45

Finding the Fourth Proportional to 3,027.24, 4,540.10 and 1,079.45

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Solution

The fourth proportional to 3,027.24, 4,540.10 and 1,079.45 is: 1,618.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.24 : 4,540.10 = 1,079.45 : x
  2. Step 2: Convert to fraction form
    3,027.24/4,540.10 = 1,079.45/x
  3. Step 3: Cross multiply
    3,027.24x = 4,540.10 × 1,079.45
  4. Step 4: Simplify right side
    3,027.24x = 4,900,782.85
  5. Step 5: Solve for x
    x = 4,900,782.85/3,027.24
  6. Step 6: Final answer
    x = 1,618.89

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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.