Home / 2,468.80-3,399.60-1,768.96

Finding the Fourth Proportional to 2,468.80, 3,399.60 and 1,768.96

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Solution

The fourth proportional to 2,468.80, 3,399.60 and 1,768.96 is: 2,435.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,468.80 : 3,399.60 = 1,768.96 : x
  2. Step 2: Convert to fraction form
    2,468.80/3,399.60 = 1,768.96/x
  3. Step 3: Cross multiply
    2,468.80x = 3,399.60 × 1,768.96
  4. Step 4: Simplify right side
    2,468.80x = 6,013,756.42
  5. Step 5: Solve for x
    x = 6,013,756.42/2,468.80
  6. Step 6: Final answer
    x = 2,435.90

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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.