Home / 3,935.75-5,905.60-2,454.59

Finding the Fourth Proportional to 3,935.75, 5,905.60 and 2,454.59

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Solution

The fourth proportional to 3,935.75, 5,905.60 and 2,454.59 is: 3,683.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.75 : 5,905.60 = 2,454.59 : x
  2. Step 2: Convert to fraction form
    3,935.75/5,905.60 = 2,454.59/x
  3. Step 3: Cross multiply
    3,935.75x = 5,905.60 × 2,454.59
  4. Step 4: Simplify right side
    3,935.75x = 14,495,826.70
  5. Step 5: Solve for x
    x = 14,495,826.70/3,935.75
  6. Step 6: Final answer
    x = 3,683.12

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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.