Home / 3,242.50-4,863.74-1,294.72

Finding the Fourth Proportional to 3,242.50, 4,863.74 and 1,294.72

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Solution

The fourth proportional to 3,242.50, 4,863.74 and 1,294.72 is: 1,942.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242.50 : 4,863.74 = 1,294.72 : x
  2. Step 2: Convert to fraction form
    3,242.50/4,863.74 = 1,294.72/x
  3. Step 3: Cross multiply
    3,242.50x = 4,863.74 × 1,294.72
  4. Step 4: Simplify right side
    3,242.50x = 6,297,181.45
  5. Step 5: Solve for x
    x = 6,297,181.45/3,242.50
  6. Step 6: Final answer
    x = 1,942.08

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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.