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Finding the Fourth Proportional to 3,730.91, 5,594.91 and 1,231.99

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Solution

The fourth proportional to 3,730.91, 5,594.91 and 1,231.99 is: 1,847.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.91 : 5,594.91 = 1,231.99 : x
  2. Step 2: Convert to fraction form
    3,730.91/5,594.91 = 1,231.99/x
  3. Step 3: Cross multiply
    3,730.91x = 5,594.91 × 1,231.99
  4. Step 4: Simplify right side
    3,730.91x = 6,892,886.04
  5. Step 5: Solve for x
    x = 6,892,886.04/3,730.91
  6. Step 6: Final answer
    x = 1,847.51

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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.