Home / 4,228.61-6,331.37-3,059.78

Finding the Fourth Proportional to 4,228.61, 6,331.37 and 3,059.78

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Solution

The fourth proportional to 4,228.61, 6,331.37 and 3,059.78 is: 4,581.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.61 : 6,331.37 = 3,059.78 : x
  2. Step 2: Convert to fraction form
    4,228.61/6,331.37 = 3,059.78/x
  3. Step 3: Cross multiply
    4,228.61x = 6,331.37 × 3,059.78
  4. Step 4: Simplify right side
    4,228.61x = 19,372,552.34
  5. Step 5: Solve for x
    x = 19,372,552.34/4,228.61
  6. Step 6: Final answer
    x = 4,581.31

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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.