Home / 3,966.22-5,948.52-1,369.90

Finding the Fourth Proportional to 3,966.22, 5,948.52 and 1,369.90

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Solution

The fourth proportional to 3,966.22, 5,948.52 and 1,369.90 is: 2,054.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.22 : 5,948.52 = 1,369.90 : x
  2. Step 2: Convert to fraction form
    3,966.22/5,948.52 = 1,369.90/x
  3. Step 3: Cross multiply
    3,966.22x = 5,948.52 × 1,369.90
  4. Step 4: Simplify right side
    3,966.22x = 8,148,877.55
  5. Step 5: Solve for x
    x = 8,148,877.55/3,966.22
  6. Step 6: Final answer
    x = 2,054.57

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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.