Home / 2,954.99-4,432.59-1,105.91

Finding the Fourth Proportional to 2,954.99, 4,432.59 and 1,105.91

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Solution

The fourth proportional to 2,954.99, 4,432.59 and 1,105.91 is: 1,658.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.99 : 4,432.59 = 1,105.91 : x
  2. Step 2: Convert to fraction form
    2,954.99/4,432.59 = 1,105.91/x
  3. Step 3: Cross multiply
    2,954.99x = 4,432.59 × 1,105.91
  4. Step 4: Simplify right side
    2,954.99x = 4,902,023.44
  5. Step 5: Solve for x
    x = 4,902,023.44/2,954.99
  6. Step 6: Final answer
    x = 1,658.90

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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.