Home / 4,081.38-6,124.10-1,617.96

Finding the Fourth Proportional to 4,081.38, 6,124.10 and 1,617.96

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Solution

The fourth proportional to 4,081.38, 6,124.10 and 1,617.96 is: 2,427.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.38 : 6,124.10 = 1,617.96 : x
  2. Step 2: Convert to fraction form
    4,081.38/6,124.10 = 1,617.96/x
  3. Step 3: Cross multiply
    4,081.38x = 6,124.10 × 1,617.96
  4. Step 4: Simplify right side
    4,081.38x = 9,908,540.75
  5. Step 5: Solve for x
    x = 9,908,540.75/4,081.38
  6. Step 6: Final answer
    x = 2,427.74

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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.