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Finding the Fourth Proportional to 3,966.84, 5,950.98 and 1,369.08

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Solution

The fourth proportional to 3,966.84, 5,950.98 and 1,369.08 is: 2,053.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.84 : 5,950.98 = 1,369.08 : x
  2. Step 2: Convert to fraction form
    3,966.84/5,950.98 = 1,369.08/x
  3. Step 3: Cross multiply
    3,966.84x = 5,950.98 × 1,369.08
  4. Step 4: Simplify right side
    3,966.84x = 8,147,367.70
  5. Step 5: Solve for x
    x = 8,147,367.70/3,966.84
  6. Step 6: Final answer
    x = 2,053.87

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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.