Home / 4,086.49-6,124.35-1,619.96

Finding the Fourth Proportional to 4,086.49, 6,124.35 and 1,619.96

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Solution

The fourth proportional to 4,086.49, 6,124.35 and 1,619.96 is: 2,427.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.49 : 6,124.35 = 1,619.96 : x
  2. Step 2: Convert to fraction form
    4,086.49/6,124.35 = 1,619.96/x
  3. Step 3: Cross multiply
    4,086.49x = 6,124.35 × 1,619.96
  4. Step 4: Simplify right side
    4,086.49x = 9,921,193.93
  5. Step 5: Solve for x
    x = 9,921,193.93/4,086.49
  6. Step 6: Final answer
    x = 2,427.80

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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.