Home / 2,735.55-3,777.65-2,180.11

Finding the Fourth Proportional to 2,735.55, 3,777.65 and 2,180.11

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Solution

The fourth proportional to 2,735.55, 3,777.65 and 2,180.11 is: 3,010.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735.55 : 3,777.65 = 2,180.11 : x
  2. Step 2: Convert to fraction form
    2,735.55/3,777.65 = 2,180.11/x
  3. Step 3: Cross multiply
    2,735.55x = 3,777.65 × 2,180.11
  4. Step 4: Simplify right side
    2,735.55x = 8,235,692.54
  5. Step 5: Solve for x
    x = 8,235,692.54/2,735.55
  6. Step 6: Final answer
    x = 3,010.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.