Home / 2,735.61-4,104.44-1,640.76

Finding the Fourth Proportional to 2,735.61, 4,104.44 and 1,640.76

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Solution

The fourth proportional to 2,735.61, 4,104.44 and 1,640.76 is: 2,461.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.61 : 4,104.44 = 1,640.76 : x
  2. Step 2: Convert to fraction form
    2,735.61/4,104.44 = 1,640.76/x
  3. Step 3: Cross multiply
    2,735.61x = 4,104.44 × 1,640.76
  4. Step 4: Simplify right side
    2,735.61x = 6,734,392.77
  5. Step 5: Solve for x
    x = 6,734,392.77/2,735.61
  6. Step 6: Final answer
    x = 2,461.75

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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.