Home / 3,965.40-5,946.70-1,367.73

Finding the Fourth Proportional to 3,965.40, 5,946.70 and 1,367.73

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Solution

The fourth proportional to 3,965.40, 5,946.70 and 1,367.73 is: 2,051.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965.40 : 5,946.70 = 1,367.73 : x
  2. Step 2: Convert to fraction form
    3,965.40/5,946.70 = 1,367.73/x
  3. Step 3: Cross multiply
    3,965.40x = 5,946.70 × 1,367.73
  4. Step 4: Simplify right side
    3,965.40x = 8,133,479.99
  5. Step 5: Solve for x
    x = 8,133,479.99/3,965.40
  6. Step 6: Final answer
    x = 2,051.11

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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.