Home / 4,283.10-6,388.52-3,905.82

Finding the Fourth Proportional to 4,283.10, 6,388.52 and 3,905.82

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Solution

The fourth proportional to 4,283.10, 6,388.52 and 3,905.82 is: 5,825.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,283.10 : 6,388.52 = 3,905.82 : x
  2. Step 2: Convert to fraction form
    4,283.10/6,388.52 = 3,905.82/x
  3. Step 3: Cross multiply
    4,283.10x = 6,388.52 × 3,905.82
  4. Step 4: Simplify right side
    4,283.10x = 24,952,389.66
  5. Step 5: Solve for x
    x = 24,952,389.66/4,283.10
  6. Step 6: Final answer
    x = 5,825.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.