Home / 3,307.64-4,958.01-1,115.62

Finding the Fourth Proportional to 3,307.64, 4,958.01 and 1,115.62

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Solution

The fourth proportional to 3,307.64, 4,958.01 and 1,115.62 is: 1,672.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.64 : 4,958.01 = 1,115.62 : x
  2. Step 2: Convert to fraction form
    3,307.64/4,958.01 = 1,115.62/x
  3. Step 3: Cross multiply
    3,307.64x = 4,958.01 × 1,115.62
  4. Step 4: Simplify right side
    3,307.64x = 5,531,255.12
  5. Step 5: Solve for x
    x = 5,531,255.12/3,307.64
  6. Step 6: Final answer
    x = 1,672.27

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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.