Home / 3,195.40-4,790.62-1,463.56

Finding the Fourth Proportional to 3,195.40, 4,790.62 and 1,463.56

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Solution

The fourth proportional to 3,195.40, 4,790.62 and 1,463.56 is: 2,194.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.40 : 4,790.62 = 1,463.56 : x
  2. Step 2: Convert to fraction form
    3,195.40/4,790.62 = 1,463.56/x
  3. Step 3: Cross multiply
    3,195.40x = 4,790.62 × 1,463.56
  4. Step 4: Simplify right side
    3,195.40x = 7,011,359.81
  5. Step 5: Solve for x
    x = 7,011,359.81/3,195.40
  6. Step 6: Final answer
    x = 2,194.20

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1.5x scale

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.