Home / 3,268.58-4,510.65-1,942.34

Finding the Fourth Proportional to 3,268.58, 4,510.65 and 1,942.34

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Solution

The fourth proportional to 3,268.58, 4,510.65 and 1,942.34 is: 2,680.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.58 : 4,510.65 = 1,942.34 : x
  2. Step 2: Convert to fraction form
    3,268.58/4,510.65 = 1,942.34/x
  3. Step 3: Cross multiply
    3,268.58x = 4,510.65 × 1,942.34
  4. Step 4: Simplify right side
    3,268.58x = 8,761,215.92
  5. Step 5: Solve for x
    x = 8,761,215.92/3,268.58
  6. Step 6: Final answer
    x = 2,680.43

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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.