Home / 5,727.93-7,906.05-3,491.28

Finding the Fourth Proportional to 5,727.93, 7,906.05 and 3,491.28

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Solution

The fourth proportional to 5,727.93, 7,906.05 and 3,491.28 is: 4,818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.93 : 7,906.05 = 3,491.28 : x
  2. Step 2: Convert to fraction form
    5,727.93/7,906.05 = 3,491.28/x
  3. Step 3: Cross multiply
    5,727.93x = 7,906.05 × 3,491.28
  4. Step 4: Simplify right side
    5,727.93x = 27,602,234.24
  5. Step 5: Solve for x
    x = 27,602,234.24/5,727.93
  6. Step 6: Final answer
    x = 4,818.88

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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.