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Finding the Fourth Proportional to 5,493.92, 7,582.27 and 3,103.99

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Solution

The fourth proportional to 5,493.92, 7,582.27 and 3,103.99 is: 4,283.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,493.92 : 7,582.27 = 3,103.99 : x
  2. Step 2: Convert to fraction form
    5,493.92/7,582.27 = 3,103.99/x
  3. Step 3: Cross multiply
    5,493.92x = 7,582.27 × 3,103.99
  4. Step 4: Simplify right side
    5,493.92x = 23,535,263.54
  5. Step 5: Solve for x
    x = 23,535,263.54/5,493.92
  6. Step 6: Final answer
    x = 4,283.88

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1.5x scale

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.