Home / 3,358.80-4,635.21-1,942.53

Finding the Fourth Proportional to 3,358.80, 4,635.21 and 1,942.53

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Solution

The fourth proportional to 3,358.80, 4,635.21 and 1,942.53 is: 2,680.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.80 : 4,635.21 = 1,942.53 : x
  2. Step 2: Convert to fraction form
    3,358.80/4,635.21 = 1,942.53/x
  3. Step 3: Cross multiply
    3,358.80x = 4,635.21 × 1,942.53
  4. Step 4: Simplify right side
    3,358.80x = 9,004,034.48
  5. Step 5: Solve for x
    x = 9,004,034.48/3,358.80
  6. Step 6: Final answer
    x = 2,680.73

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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.